normalize cache validator queue key to be UTC (#1730)

Author: randy-cro

CHANGELOG.md

@@ -40,6 +40,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### Features
 
+* (x/staking) [#1730](https://github.com/crypto-org-chain/cosmos-sdk/pull/1730) Normalize cache validator queue key to be UTC.
 * (x/staking) [#22795](https://github.com/crypto-org-chain/cosmos-sdk/pull/1725) Optimize staking endblocker execution by caching queue entries from iterators.
 * (baseapp) [#205](https://github.com/crypto-org-chain/cosmos-sdk/pull/205) Add `TxExecutor` baseapp option, add `TxIndex`/`TxCount`/`MsgIndex`/`BlockGasUsed` fields to `Context, to support tx parallel execution.
 * (baseapp) [#206](https://github.com/crypto-org-chain/cosmos-sdk/pull/206) Support mount object store in baseapp, add `ObjectStore` api in context, [#585](https://github.com/crypto-org-chain/cosmos-sdk/pull/585) Skip snapshot for object store.
@@ -64,6 +65,15 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 * (x/auth) [#23741](https://github.com/cosmos/cosmos-sdk/pull/23741) Support legacy global AccountNumber.
 
+## [v0.50.14](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.50.14) - 2025-07-08
+
+### Bug Fixes
+
+* [GHSA-p22h-3m2v-cmgh](https://github.com/cosmos/cosmos-sdk/security/advisories/GHSA-p22h-3m2v-cmgh) Fix x/distribution can halt when historical rewards overflow.
+### Bug Fixes
+
+* (x/auth) [#23741](https://github.com/cosmos/cosmos-sdk/pull/23741) Support legacy global AccountNumber.
+
 ## [v0.50.13](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.50.13) - 2025-03-12
 
 ### Bug Fixes

x/staking/types/keys.go

@@ -193,7 +193,7 @@ func GetValidatorQueueKey(timestamp time.Time, height int64) []byte {
 
 // GetCacheValidatorQueueKey returns a key for the cache for unbonding validators for a given time and height.
 func GetCacheValidatorQueueKey(time time.Time, height int64) string {
-	return fmt.Sprintf("%s/%d", time.Format(sdk.SortableTimeFormat), height)
+	return fmt.Sprintf("%s/%d", time.UTC().Format(sdk.SortableTimeFormat), height)
 }
 
 // ParseCacheValidatorQueueKey parses a key for the cache for unbonding validators for a given time and height.