Fix videos not being indented properly in thread view (#36459)

app/javascript/styles/mastodon/components.scss

@@ -1528,7 +1528,7 @@
     & > .status__content,
     & > .status__action-bar,
     & > .media-gallery,
-    & > .video-player,
+    & > div > .video-player,
     & > .audio-player,
     & > .attachment-list,
     & > .picture-in-picture-placeholder,