Set python version for the linting checks

Author: judithbergada

.github/workflows/continuous_integration.yaml

@@ -22,11 +22,14 @@ jobs:
           ${{ matrix.tools }}: true
           args: ${{ matrix.args }}
           workdir: "."
+          python_version: 3.12.8
 
   testing:
     runs-on: ubuntu-latest
     steps:    
       - name: Pytest
         uses: microsoft/action-python@0.7.0
         with:          
-          testing: true
+          pytest: true
+          testdir: "tests"
+          python_version: 3.12.8