Fix for mail.google.com (#9795)
Fix for mail.google.com (#9795)

- Remove inversion for composition buttons (see #1065)
- Add invert for "Get Add-ons" in right-sidebar
- Resolves https://github.com/darkreader/darkreader/issues/9419#issuecomment-1240155435
darkreader/darkreader,darkreader/darkreader,darkreader/darkreader