Added assert to not wait forever if GNSS is currently paused.

field_friend/localization/gnss.py

@@ -134,6 +134,7 @@ def _on_rtk_fix(self) -> None:
             self._update_robot_pose()
 
     async def wait_for_updated_robot_pose(self) -> None:
+        assert not self._is_paused
         if self.ensure_gnss:
             await self._pose_update.wait()