[FIX] Discussions not subscribing properly to messages when opened from inside the room (#3149)

* [FIX] Promise at subscription Room

* E2E - Update previous roomView count after send msg in discussion

* Not needed rn

Co-authored-by: Diego Mello <diegolmello@gmail.com>

app/lib/methods/subscriptions/room.js

@@ -159,7 +159,7 @@ export default class RoomSubscription {
 	updateMessage = message => (
 		new Promise(async(resolve) => {
 			if (this.rid !== message.rid) {
-				return;
+				return resolve();
 			}
 
 			const db = database.active;