removing head tracking until we solve the mediapipe dependency

src/reachy_mini_conversation_app/main.py

@@ -209,8 +209,8 @@ class ReachyMiniConversationApp(ReachyMiniApp):  # type: ignore[misc]
 
         args, _ = parse_args()
 
-        is_wireless = reachy_mini.client.get_status()["wireless_version"]
-        args.head_tracker = None if is_wireless else "mediapipe"
+        # is_wireless = reachy_mini.client.get_status()["wireless_version"]
+        # args.head_tracker = None if is_wireless else "mediapipe"
 
         instance_path = self._get_instance_path().parent
         run(