refactor(envs): fix pyformat, pylint and pytest

Author: khaledmohamed00

python/rcsss/envs/utils.py

@@ -42,6 +42,7 @@ def default_fr3_hw_gripper_cfg():
 def default_tilburg_hw_hand_cfg():
     return rcsss.hand.interface.THConfig()
 
+
 def default_realsense(name2id: dict[str, str] | None) -> RealSenseCameraSet | None:
     if name2id is None:
         return None