Fix hashtag bar display when status is in a thread (#26497)

app/javascript/styles/mastodon/components.scss

@@ -1111,7 +1111,8 @@ body > [data-popper-placement] {
     .audio-player,
     .attachment-list,
     .picture-in-picture-placeholder,
-    .status-card {
+    .status-card,
+    .hashtag-bar {
       margin-inline-start: $thread-margin;
       width: calc(100% - ($thread-margin));
     }