Fix ci-config-functions.yml workflow

Pip doesn't seem to like the cache data

Author: schaefi

.github/workflows/ci-config-functions.yml

@@ -25,23 +25,19 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
+        python-version: [3.11]
         container_runtime:
           - PODMAN
     steps:
-      - uses: actions/cache@v3
-        with:
-          path: |
-            ~/.cache/pip
-            ~/.cache/pypoetry
-
-      - name: checkout source code
-        uses: actions/checkout@v3
-      - name: set up Python
+      - uses: actions/checkout@v3
+      - name: Python${{ matrix.python-version }}
         uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
       - name: Install Poetry
         run: |
+          sudo python -m pip install --upgrade pip
           sudo python -m pip install poetry
-
       - name: Run the scripts integration tests
         run: sudo make test_scripts
         env: