fix: Use default remote display name in speaker stats when one is missing.

react/features/speaker-stats/components/AbstractSpeakerStatsList.js

@@ -22,7 +22,8 @@ const abstractSpeakerStatsList = (speakerStatsItem: Function): Function[] => {
     const conference = useSelector(state => state['features/base/conference'].conference);
     const speakerStats = useSelector(state => state['features/speaker-stats'].stats);
     const localParticipant = useSelector(getLocalParticipant);
-    const { enableFacialRecognition } = useSelector(state => state['features/base/config']) || {};
+    const { defaultRemoteDisplayName, enableFacialRecognition } = useSelector(
+        state => state['features/base/config']) || {};
     const { facialExpressions: localFacialExpressions } = useSelector(
         state => state['features/facial-recognition']) || {};
 
@@ -92,7 +93,7 @@ const abstractSpeakerStatsList = (speakerStatsItem: Function): Function[] => {
             props.facialExpressions = statsModel.getFacialExpressions();
         }
         props.showFacialExpressions = enableFacialRecognition;
-        props.displayName = statsModel.getDisplayName();
+        props.displayName = statsModel.getDisplayName() || defaultRemoteDisplayName;
         props.t = t;
 
         return speakerStatsItem(props);