Revert "RTL: remove blank character inside bdi (#9038)" (#9056)

This reverts commit c7e9f9ff.

app/javascript/mastodon/components/display_name.js

@@ -22,8 +22,7 @@ export default class DisplayName extends React.PureComponent {
 
     return (
       <span className='display-name'>
-        <bdi><strong className='display-name__html' dangerouslySetInnerHTML={displayNameHtml} /></bdi>
-        <span>{suffix}</span>
+        <bdi><strong className='display-name__html' dangerouslySetInnerHTML={displayNameHtml} /></bdi> {suffix}
       </span>
     );
   }