chore: prep release notes + cl (#12207)

CHANGELOG.md

@@ -37,6 +37,8 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
+## [v0.45.5](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.45.5) - 2022-06-09
+
 ### Improvements
 
 * (x/feegrant) [\#11813](https://github.com/cosmos/cosmos-sdk/pull/11813) Fix pagination total count in `AllowancesByGranter` query.

RELEASE_NOTES.md

@@ -1,10 +1,10 @@
-# Cosmos SDK v0.45.4 Release Notes
+# Cosmos SDK v0.45.5 Release Notes
 
-This release introduces a few bug fixes and improvements. Notably, it adds an
-error check to the `NewNode` call in the `server` package, which would allow nodes
-to sync correctly.
+This release introduces a few bug fixes and improvements. Notably, it removes
+the redacted error message, fixes a few bugs in the `types` package, and
+indexing of events for failed txs.
 
-See the [Cosmos SDK v0.45.4 Changelog](https://github.com/cosmos/cosmos-sdk/blob/v0.45.4/CHANGELOG.md)
+See the [Cosmos SDK v0.45.5 Changelog](https://github.com/cosmos/cosmos-sdk/blob/v0.45.5/CHANGELOG.md)
 for the exhaustive list of all changes.
 
-**Full Commit History**: https://github.com/cosmos/cosmos-sdk/compare/v0.45.3...v0.45.4
+**Full Commit History**: https://github.com/cosmos/cosmos-sdk/compare/v0.45.4...v0.45.5