Setup python explicitly

Author: Tom-Willemsen

.github/workflows/push_event_workflow.yml

@@ -9,6 +9,11 @@ jobs:
     steps:
     - name : Checkout code
       uses : actions/checkout@v4
+
+    - name: Setup python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.11'
 
     - name: Install dependencies
       run: |