remove testing code

Author: jtigue-bdai

source/isaaclab_tasks/isaaclab_tasks/manager_based/locomotion/velocity/velocity_env_cfg.py

@@ -17,7 +17,7 @@
 from isaaclab.managers import SceneEntityCfg
 from isaaclab.managers import TerminationTermCfg as DoneTerm
 from isaaclab.scene import InteractiveSceneCfg
-from isaaclab.sensors import ContactSensorCfg, ImuCfg, RayCasterCfg, patterns
+from isaaclab.sensors import ContactSensorCfg, RayCasterCfg, patterns
 from isaaclab.terrains import TerrainImporterCfg
 from isaaclab.utils import configclass
 from isaaclab.utils.assets import ISAAC_NUCLEUS_DIR, ISAACLAB_NUCLEUS_DIR
@@ -80,9 +80,6 @@ class MySceneCfg(InteractiveSceneCfg):
             texture_file=f"{ISAAC_NUCLEUS_DIR}/Materials/Textures/Skies/PolyHaven/kloofendal_43d_clear_puresky_4k.hdr",
         ),
     )
-    imu_robot_base: ImuCfg = ImuCfg(
-        prim_path="{ENV_REGEX_NS}/Robot/base",
-    )
 
 
 ##
@@ -141,11 +138,6 @@ class PolicyCfg(ObsGroup):
             clip=(-1.0, 1.0),
         )
 
-        base_imu_lin_acc = ObsTerm(
-            func=mdp.imu_lin_acc,
-            params={"asset_cfg": SceneEntityCfg("imu_robot_base")},
-        )
-
         def __post_init__(self):
             self.enable_corruption = True
             self.concatenate_terms = True