Update pipline

.github/workflows/test.yaml

@@ -27,8 +27,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install flake8 pytest
-        pip install . --user
+        pip install .[dev,mujoco] --user
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names