Install robotpy commands_v2 for GitHub actions

.github/workflows/build-all-parallel.yml

@@ -114,7 +114,7 @@ jobs:
     - name: Install python dependencies
       run: |
         pip install -U pip
-        pip install 'robotpy' phoenix6
+        pip install robotpy robotpy_commands_v2 phoenix6
     - name: Test ${{ matrix.project-name }}
       run: |
         cd "python/${{ matrix.project-name }}" && python3 -m robotpy test