Move language and visibility buttons above CW field (#35824)

app/javascript/styles/mastodon/components.scss

@@ -656,19 +656,12 @@ body > [data-popper-placement] {
       background: url('@/images/warning-stripes.svg') repeat-y;
       width: 5px;
       flex: 0 0 auto;
-
-      &:first-child {
-        border-start-start-radius: 4px;
-      }
-
-      &:last-child {
-        border-start-end-radius: 4px;
-      }
     }
 
     .autosuggest-input {
       flex: 1 1 auto;
-      border-bottom: 1px solid var(--background-border-color);
+      border: 1px solid var(--background-border-color);
+      border-width: 1px 0;
     }
   }