.github/workflows/test.yml: Specify Python version (3.12)

Signed-off-by: Pawel Langowski <pawel.langowski@3mdeb.com>

Author: PLangowski

.github/workflows/test.yml

@@ -32,6 +32,7 @@ jobs:
         uses: actions/setup-python@v5
         with:
           cache: 'pip'
+          python-version: '3.12'
       - name: Install requirements
         shell: bash
         run: |