Update CHANGELOG.md with details from pull request #5454

CHANGELOG.md

@@ -32,6 +32,7 @@
 - Make sup-run launch the supervisor in its own session, detached from the TTY [#5348](https://github.com/habitat-sh/habitat/pull/5348) ([baumanj](https://github.com/baumanj))
 
 #### Merged Pull Requests
+- Update permissions in docker studio to 1777 [#5454](https://github.com/habitat-sh/habitat/pull/5454) ([elliott-davis](https://github.com/elliott-davis))
 - move build logic for rootless studio into buildkite [#5452](https://github.com/habitat-sh/habitat/pull/5452) ([elliott-davis](https://github.com/elliott-davis))
 - Fix exit code for publish when pushing containers to dockerhub [#5449](https://github.com/habitat-sh/habitat/pull/5449) ([elliott-davis](https://github.com/elliott-davis))
 - Fix one more repository spelling [#5446](https://github.com/habitat-sh/habitat/pull/5446) ([raskchanky](https://github.com/raskchanky))