remove duped go1 locomotion params

Author: axel-tanner

mujoco_playground/config/locomotion_params.py

@@ -100,19 +100,6 @@ def brax_ppo_config(env_name: str) -> config_dict.ConfigDict:
         value_obs_key="privileged_state",
     )
 
-  elif env_name in ("G1JoystickFlatTerrain", "G1JoystickRoughTerrain"):
-    rl_config.num_timesteps = 200_000_000
-    rl_config.num_evals = 20
-    rl_config.clipping_epsilon = 0.2
-    rl_config.num_resets_per_eval = 1
-    rl_config.entropy_cost = 0.005
-    rl_config.network_factory = config_dict.create(
-        policy_hidden_layer_sizes=(512, 256, 128),
-        value_hidden_layer_sizes=(512, 256, 128),
-        policy_obs_key="state",
-        value_obs_key="privileged_state",
-    )
-
   elif env_name in (
       "BerkeleyHumanoidJoystickFlatTerrain",
       "BerkeleyHumanoidJoystickRoughTerrain",