Fix new conversation VC not responding to status bar taps

Tusker/Screens/Conversation/ConversationViewController.swift

@@ -279,3 +279,13 @@ extension ConversationViewController {
 
 extension ConversationViewController: ToastableViewController {
 }
+
+extension ConversationViewController: StatusBarTappableViewController {
+    func handleStatusBarTapped(xPosition: CGFloat) -> StatusBarTapActionResult {
+        if case .displaying(let vc) = state {
+            return vc.handleStatusBarTapped(xPosition: xPosition)
+        } else {
+            return .continue
+        }
+    }
+}