Cleanup

bigbluebutton-html5/imports/ui/components/audio/audio-dial/component.jsx

@@ -48,8 +48,7 @@ class AudioDial extends React.PureComponent {
         <div className={styles.telvoice}>{telVoice}</div>
         <div className={styles.tipBox}>
           <span className={styles.tipIndicator}>
-            {intl.formatMessage(intlMessages.tipIndicator)}
-:
+            {`${intl.formatMessage(intlMessages.tipIndicator)}:`}
           </span>
           {' '}
           {intl.formatMessage(intlMessages.tipMessage)}