[Glitch] Fix pop-in player display when poster has long username or handle

Port 1381e0e1d9 to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/styles/components/status.scss

@@ -1095,6 +1095,7 @@ a.status-card.compact:hover {
     &__account {
       display: flex;
       text-decoration: none;
+      overflow: hidden;
     }
 
     .account__avatar {