Prevent form tags from clipping when the line overflow

Author: AdrienClairembault

css/includes/components/_richtext.scss

@@ -116,4 +116,5 @@ body.mce-content-body {
     background: rgb(0, 0, 0, 20%);
     border-radius: 3px;
     padding: 5px;
+    line-height: 32px;
 }