Add changelog entry

Author: jeffsmale90

packages/gator-permissions-controller/CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Add `token-approval-revocation` execution permission type decoding ([#8823](https://github.com/MetaMask/core/pull/8823))
+
 ### Changed
 
 - Bump `@metamask/transaction-controller` from `^65.3.0` to `^65.4.0` ([#8796](https://github.com/MetaMask/core/pull/8796))