update change log under Unreleased

CHANGELOG.md

@@ -93,6 +93,7 @@ Every module contains its own CHANGELOG.md. Please refer to the module you are i
 * (x/auth) [#19651](https://github.com/cosmos/cosmos-sdk/pull/19651) Allow empty public keys in `GetSignBytesAdapter`.
 * (x/genutil) [#19735](https://github.com/cosmos/cosmos-sdk/pull/19735) Update genesis api to match new `appmodule.HasGenesis` interface.
 * (server) [#19966](https://github.com/cosmos/cosmos-sdk/pull/19966) Return BlockHeader by shallow copy in server Context.
+* (proto) [#20098](https://github.com/cosmos/cosmos-sdk/pull/20098) Use cosmos_proto added_in annotation instead of // Since comments.
 
 ### Bug Fixes
 
@@ -2918,7 +2919,6 @@ sure you are aware of any relevant breaking changes.
     * (types) [#6897](https://github.com/cosmos/cosmos-sdk/issues/6897) Add KV type from tendermint to `types` directory.
     * (version) [#7848](https://github.com/cosmos/cosmos-sdk/pull/7848) [#7941](https://github.com/cosmos/cosmos-sdk/pull/7941)
     `version --long` output now shows the list of build dependencies and replaced build dependencies.
-    * (proto) #20098 Use cosmos_proto added_in annotation instead of // Since comments.
 
 ## Previous Releases