feat!: port LSM module to SDK v0.50.x

.gitignore

@@ -6,6 +6,7 @@
 *.swm
 *.swn
 *.pyc
+*.fail
 
 # private files
 private[.-]*

CHANGELOG.md

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 ## [Unreleased]
 
 ## [v0.50.7](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.50.7) - 2024-06-04
+* (authz) [#513](https://github.com/osmosis-labs/cosmos-sdk/pull/513) Limit expired authz grant pruning to 200 per block
 
 ### Improvements
 
@@ -131,6 +132,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### Improvements
 
+* (staking) [#20444](https://github.com/cosmos/cosmos-sdk/pull/20444) Disable tokenization of shares from redelegations.
 * (x/bank) [#18956](https://github.com/cosmos/cosmos-sdk/pull/18956) Introduced a new `DenomOwnersByQuery` query method for `DenomOwners`, which accepts the denom value as a query string parameter, resolving issues with denoms containing slashes.
 * (x/gov) [#18707](https://github.com/cosmos/cosmos-sdk/pull/18707) Improve genesis validation.
 * (x/auth/tx) [#18772](https://github.com/cosmos/cosmos-sdk/pull/18772) Remove misleading gas wanted from tx simulation failure log.
@@ -283,6 +285,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### State Machine Breaking
 
+* (x/staking) [#19614](https://github.com/cosmos/cosmos-sdk/pull/19614) Facilitate the tokenization of vested delegation in the LSM module.
 * (x/gov) [#18146](https://github.com/cosmos/cosmos-sdk/pull/18146) Add denom check to reject denoms outside of those listed in `MinDeposit`. A new `MinDepositRatio` param is added (with a default value of `0.001`) and now deposits are required to be at least `MinDepositRatio*MinDeposit` to be accepted.
 * (x/group,x/gov) [#16235](https://github.com/cosmos/cosmos-sdk/pull/16235) A group and gov proposal is rejected if the proposal metadata title and summary do not match the proposal title and summary.
 * (baseapp) [#15930](https://github.com/cosmos/cosmos-sdk/pull/15930) change vote info provided by prepare and process proposal to the one in the block.