Merge pull request #837 from mpretty-cyro/fix/broken-mentions

Fixed an issue where mentions weren't working

Session/Conversations/ConversationVC.swift

@@ -1266,6 +1266,7 @@ final class ConversationVC: BaseVC, ConversationSearchControllerDelegate, UITabl
         // after the app goes into background and goes back in foreground.
         DispatchQueue.main.async {
             self.snInputView.text = self.snInputView.text
+            completion?()
         }
     }