Fix hashtag autosuggestions line breaks for long suggestions (#11588)

app/javascript/styles/mastodon/components.scss

@@ -503,9 +503,21 @@
   .autosuggest-hashtag {
     justify-content: space-between;
 
+    &__name {
+      flex: 1 1 auto;
+      overflow: hidden;
+      text-overflow: ellipsis;
+    }
+
     strong {
       font-weight: 500;
     }
+
+    &__uses {
+      flex: 0 0 auto;
+      width: 80px;
+      text-align: right;
+    }
   }
 
   .autosuggest-account-icon,