test: checkout submodules

Author: andhreljaKern

.github/workflows/pi_build.yml

@@ -103,7 +103,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           repository: '${{ github.repository_owner }}/refinery-${{ matrix.parent_image_type }}-parent-image'
-          submodules: 'true'
+          submodules: 'recursive'
 
       - name: Set up Python
         uses: actions/setup-python@v5
@@ -130,7 +130,6 @@ jobs:
           cd ${{ github.workspace }}/submodules/parent-images
           ls -l
           git log --oneline -5
-          git config --list --show-origin
           git fetch && git checkout ${{ github.event.pull_request.head.sha }}
           pip-compile submodules/parent-images/requirements/${{ matrix.parent_image_type }}-requirements.in