fix(av-moderation) Only stop screensharing on Stop everyone's video

react/features/video-menu/actions.any.js

  *
  * @param {boolean} enable - Whether to mute or unmute.
  * @param {MEDIA_TYPE} mediaType - The type of the media channel to mute.
+ * @param {boolean} stopScreenSharing - Whether or not to stop the screensharing.
  * @returns {Function}
  */
-export function muteLocal(enable: boolean, mediaType: MEDIA_TYPE) {
+export function muteLocal(enable: boolean, mediaType: MEDIA_TYPE, stopScreenSharing: boolean = false) {
     return (dispatch: Dispatch<any>, getState: Function) => {
         const isAudio = mediaType === MEDIA_TYPE.AUDIO;
 
             return;
         }
 
-        if (enable) {
+        if (enable && stopScreenSharing) {
             dispatch(toggleScreensharing(false, false, true));
         }
 
         const localId = getLocalParticipant(state).id;
 
         if (!exclude.includes(localId)) {
-            dispatch(muteLocal(true, mediaType));
+            dispatch(muteLocal(true, mediaType, true));
         }
 
         getRemoteParticipants(state).forEach((p, id) => {