Fix conversation reloading on appear

Tusker/Screens/Conversation/ConversationViewController.swift

@@ -111,9 +111,11 @@ class ConversationViewController: UIViewController {
         super.viewWillAppear(animated)
         
         Task {
+            if case .unloaded = state {
                 await loadMainStatus()
             }
         }
+    }
     
     @objc private func handleStatusDeleted(_ notification: Foundation.Notification) {
         guard let userInfo = notification.userInfo,