fix: bank store migration (backport cosmos#13821) (cosmos#13829)

* fix: bank store migration (cosmos#13821)

(cherry picked from commit d314a12)

# Conflicts:
#	x/bank/migrations/v3/store.go
#	x/bank/migrations/v3/store_test.go

* updates

Co-authored-by: billy rennekamp <billy.rennekamp@gmail.com>
Co-authored-by: Julien Robert <julien@rbrt.fr>

CHANGELOG.md

@@ -44,6 +44,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### Bug Fixes
 
+* (x/bank) [#13821](https://github.com/cosmos/cosmos-sdk/pull/13821) Fix bank store migration of coin metadata.
 * (x/group) [#13808](https://github.com/cosmos/cosmos-sdk/pull/13808) Fix propagation of message events to the current context in `EndBlocker`.
 * (x/gov) [#13728](https://github.com/cosmos/cosmos-sdk/pull/13728) Fix propagation of message events to the current context in `EndBlocker`.
 * (store) [#13803](https://github.com/cosmos/cosmos-sdk/pull/13803) Add an error log if iavl set operation failed.