add changelog

Signed-off-by: Gabriel Fukushima <[email protected]>

CHANGELOG.md

@@ -16,6 +16,7 @@
 - Fix the unavailability of `address` field when returning an `Account` entity on GraphQL in case of unreachable world state [#6198](https://github.com/hyperledger/besu/pull/6198)
 - Update OpenJ9 Docker image to latest version [#6226](https://github.com/hyperledger/besu/pull/6226)
 - Add error messages on authentication failures with username and password [#6212](https://github.com/hyperledger/besu/pull/6212)
+- Add `rocksdb usage` to the `storage` subcommand to allow users and dev to check columns families usage [#6185](https://github.com/hyperledger/besu/pull/6185)
 
 ### Bug fixes
 - Fix Docker image name clash between Besu and evmtool [#6194](https://github.com/hyperledger/besu/pull/6194)