feat(external-api): Fix reporting kicker display name.

We cannot look up the name as the meeting is left and data has been cleaned up already.
The value is coming from ljm and the reported actor: JitsiParticipant.

react/features/external-api/middleware.ts

@@ -142,7 +142,7 @@ MiddlewareRegistry.register(store => next => action => {
             break;
         }
 
-        const pId = action.participant.getId();
+        const actor = action.participant;
 
         APP.API.notifyKickedOut(
             {
@@ -151,8 +151,8 @@ MiddlewareRegistry.register(store => next => action => {
                 local: true
             },
             {
-                id: pId,
-                name: getParticipantDisplayName(state, pId)
+                id: actor.getId(),
+                name: actor.getDisplayName()
             }
         );
         break;