Merge branch 'master' into glitch-soc/merge-upstream

Conflicts:
- `app/javascript/mastodon/actions/compose.js`:
  Not a “real” conflict, but change too close to a change we made to
  fix the vanilla WebUI locally pushing authored local-only toots in the
  public TL view.

app/javascript/styles/mastodon-light/diff.scss

@@ -767,10 +767,3 @@ html {
 .compose-form .compose-form__warning {
   box-shadow: none;
 }
-
-.audio-player .video-player__controls button,
-.audio-player .video-player__time-sep,
-.audio-player .video-player__time-current,
-.audio-player .video-player__time-total {
-  color: $primary-text-color;
-}