Update flask requirement from <2.1,>=1.0 to >=1.0,<2.4

[dependabot]

Updates the requirements on flask to permit the latest version.

Release notes

Sourced from flask's releases.

2.3.3

This is a fix release for the 2.3.x feature branch.

• Changes: https://flask.palletsprojects.com/en/2.3.x/changes/#version-2-3-3
• Milestone: https://github.com/pallets/flask/milestone/31?closed=1

Changelog

Sourced from flask's changelog.

Version 2.3.3

Released 2023-08-21

• Python 3.12 compatibility.
• Require Werkzeug >= 2.3.7.
• Use flit_core instead of setuptools as build backend.
• Refactor how an app's root and instance paths are determined. :issue:5160

Version 2.3.2

Released 2023-05-01

• Set Vary: Cookie header when the session is accessed, modified, or refreshed.
• Update Werkzeug requirement to >=2.3.3 to apply recent bug fixes.

Version 2.3.1

Released 2023-04-25

• Restore deprecated from flask import Markup. :issue:5084

Version 2.3.0

Released 2023-04-25

• Drop support for Python 3.7. :pr:5072

• Update minimum requirements to the latest versions: Werkzeug>=2.3.0, Jinja2>3.1.2, itsdangerous>=2.1.2, click>=8.1.3.

• Remove previously deprecated code. :pr:4995

  • The push and pop methods of the deprecated _app_ctx_stack and _request_ctx_stack objects are removed. top still exists to give extensions more time to update, but it will be removed.
  • The FLASK_ENV environment variable, ENV config key, and app.env property are removed.
  • The session_cookie_name, send_file_max_age_default, use_x_sendfile, propagate_exceptions, and templates_auto_reload properties on app are removed.
  • The JSON_AS_ASCII, JSON_SORT_KEYS, JSONIFY_MIMETYPE, and JSONIFY_PRETTYPRINT_REGULAR config keys are removed.
  • The app.before_first_request and bp.before_app_first_request decorators are removed.

... (truncated)

Commits

• 3205b53 release version 2.3.3
• 9f95502 bump werkzeug 2.3.7
• 0273664 Update dispatch by path example (#5217)
• a887e17 clean up
• aa6d4c3 update dispatch-by-path example
• 826514b fix flake8 bugbear findings
• 6d266f6 Pass maxsplit via kwarg to re.split (#5215)
• 17e146a Pass maxsplit via kwarg to re.split
• 8a72b74 [pre-commit.ci] pre-commit autoupdate (#5211)
• 7255be9 [pre-commit.ci] pre-commit autoupdate
• Additional commits viewable in compare view

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[dependabot]

Superseded by #74.