fix: update G1 obs dimensions from 12 to 29 DOF

Author: TATP-233

src/unilab/envs/locomotion/g1/joystick.py

@@ -24,9 +24,9 @@ def _g1_obs_config() -> ObsConfig:
             "vel": 3,
             "gyro": 3,
             "gravity": 3,
-            "diff": 12,
-            "dof_vel": 12,
-            "action": 12,
+            "diff": 29,
+            "dof_vel": 29,
+            "action": 29,
             "cmd": 3,
             "phase": 2,
         },