Split MJX tests from MuJoCo tests in Menagerie#183

nimrod-gileadi merged 3 commits intomaingoogle-deepmind/mujoco_menagerie:mainfrom

B7D4C144F4B8D76FD563D63AE71881C5google-deepmind/mujoco_menagerie:B7D4C144F4B8D76FD563D63AE71881C5Copy head branch name to clipboard