fix(deps): update dependency flutter_bloc to v9

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
flutter_bloc (source)	dependencies	major	^4.0.0 -> ^9.0.0

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Release Notes

felangel/bloc (flutter_bloc)

v9.0.0

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• fix: ensure widget is mounted before invoking listener (#​4237)
• chore(deps): upgrade to bloc ^9.0.0
• chore(deps): bump minimum Dart SDK version to 2.14
• chore: update sponsors
• chore: add funding to pubspec.yaml (#​4200)

v8.1.6

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• docs: fix gallery image urls (#​4184)

v8.1.5

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• feat: override debugFillProperties (#​4082)
• docs: add missing comma to BlocListener API docs (#​4106)
• chore: update copyright year
• chore: update sponsors

v8.1.4

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• chore: update sponsors (#​4054)
• chore: adjust example themes
• chore: fix require_trailing_commas (#​3977)
• chore: add topics to pubspec.yaml (#​3914)

v8.1.3

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• docs: remove graphql sample references from README (#​3820)
• docs: upgrade to Dart 3 (#​3809)
• refactor: standardize analysis_options (#​3809)
• refactor: update sdk constraints and fix analysis warnings (#​3809)

v8.1.2

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• chore: add screenshots to pubspec.yaml (#​3717)
• chore(deps): upgrade to bloc ^8.1.1 (#​3716)
• chore: update example to Dart 2.19 (#​3715)
• refactor: BlocObserver instances to use const constructors (#​3713)
• refactor: remove unnecessary single child widget mixins (#​3675)
• refactor: upgrade to Flutter 3.7 (#​3699)
  • remove deprecated invariant_booleans lint rule

v8.1.1

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• chore: remove dependency overrides from example to fix pana score

v8.1.0

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• feat: upgrade to bloc: ^8.1.0
• chore: upgrade example to latest bloc and hydrated_bloc (#​3481)
• docs: update GetStream utm tags (#​3136)
• docs: update VGV sponsors logo (#​3125)

v8.0.1

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• refactor: use core interfaces from bloc v8.0.2 (#​3012)
• docs: update example to follow naming conventions (#​3027)

v8.0.0

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• BREAKING: feat: upgrade to bloc v8.0.0

v7.3.3

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• fix: add missing child assertion to BlocListener and BlocProvider (#​2924)

v7.3.2

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• fix: BlocProvider explicitly default lazy to true to support avoid_redundant_argument_values (#​2917)

v7.3.1

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• fix: determine bloc reference changes via identical
  • Previously identityHashCode was used to determine if the bloc reference had changed to trigger a rebuild (#​2482) however, it's possible for different bloc references to have the same hashCode as a result of hash collisions. The fix uses identical to determine whether the bloc reference has changed.
• docs: add inline docs to library
• docs: minor improvements to example and README
• chore: remove unneeded imports

v7.3.0

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• feat: upgrade to bloc: ^7.2.0

v7.2.0

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• feat: upgrade to provider: ^6.0.0

v7.1.0

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• feat: add BlocSelector widget

v7.0.1

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• fix: BlocConsumer, BlocBuilder, and BlocListener depend on bloc/cubit instance
  • when a provided bloc instance changes, BlocConsumer, BlocBuilder, and BlocListener will all update to use the new instance
• docs: update BlocBuilder and BlocListener inline API docs to include buildWhen and listenWhen

v7.0.0

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• BREAKING: refactor: rename cubit parameter to bloc
  • refactor: rename cubit parameter in BlocListener to bloc
  • refactor: rename cubit parameter in BlocBuilder to bloc
  • refactor: rename cubit parameter in BlocConsumer to bloc
• BREAKING: opt into null safety
  • upgrade Dart SDK constraints to >=2.12.0-0 <3.0.0
• BREAKING: refactor: remove deprecated context.repository
• feat: upgrade to bloc: ^7.0.0
• feat: upgrade to provider: ^5.0.0

v6.1.3

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• feat: expose ProviderNotFoundException
• chore: upgrade to bloc ^6.1.3
• chore: upgrade to provider ^4.3.3

v6.1.2

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• fix: BlocProvider.value use InheritedProvider.value

v6.1.1

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• fix: BlocConsumer does not respect buildWhen and results in unnecessary rebuilds

v6.1.0

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• feat: add optional listen to BlocProvider and RepositoryProvider
• feat: add context.select<T, R>(R Function(T value)) which allows widgets to listen to only a small part of the state of T (R)
• feat: add context.watch<T>() which allows widgets to listen to changes in the state of T
• feat: add context.read<T>() which allows widgets to access T without listening for changes
• deprecated: context.bloc in favor of context.read and context.watch
• deprecated: context.repository in favor of context.read and context.watch
• fix: rethrow ProviderNotFoundException from RepositoryProvider for external dependencies
• docs: improve inline documentation for BlocProvider and RepositoryProvider
• docs: update list of examples in README

v6.0.6

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• docs: improve inline documentation for buildWhen

v6.0.5

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• fix: BlocBuilder builder and buildWhen state mismatch

v6.0.4

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• fix: state synchronization issue when providing a condition

v6.0.3

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• refactor: BlocConsumer requires a single subscription
• refactor: BlocBuilder extends BlocListener
• refactor: MultiRepositoryProvider extends MultiProvider

v6.0.2

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• docs: fix missing API documentation generated by dartdoc

v6.0.1

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• docs: minor documentation fixes and improvements

v6.0.0

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• BREAKING: upgrade to bloc ^6.0.0
• BREAKING: BlocBuilder interop with cubit (bloc parameter renamed to cubit)
• BREAKING: BlocListener interop with cubit (bloc parameter renamed to cubit)
• BREAKING: BlocConsumer interop with cubit (bloc parameter renamed to cubit)
• feat: remove external dependency on package:flutter_cubit
• docs: inline documentation updates
• docs: README updates
• docs: example application updates

v5.0.1

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• fix: upgrade to bloc ^5.0.1
• docs: minor documentation updates

v5.0.0

• BREAKING: condition on BlocBuilder renamed to buildWhen
• BREAKING: condition on BlocListener renamed to listenWhen
• BREAKING: upgrade to bloc v5.0.0
• refactor: internal implementation updates to use flutter_cubit
• docs: various improvements
• docs: logo updates

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The artifact failure details are included below:

File name: pubspec.lock

Command failed: flutter pub upgrade flutter_bloc
The lower bound of "sdk: '>=2.1.0 <3.0.0'" must be 2.12.0'
or higher to enable null safety.

The current Dart SDK (3.6.0) only supports null safety.

For details, see https://dart.dev/null-safety
Failed to update packages.