GHA/codeql: enable for Python, bump actions/checkout

Author: vszakats

.github/workflows/codeql.yml

@@ -21,20 +21,20 @@ concurrency:
 permissions: {}
 
 jobs:
-  gha:
-    name: 'GHA'
+  gha_python:
+    name: 'GHA and Python'
     runs-on: ubuntu-latest
     permissions:
       security-events: write  # To create/update security events
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           persist-credentials: false
 
       - name: 'initialize'
         uses: github/codeql-action/init@192325c86100d080feab897ff886c34abd4c83a3 # v3
         with:
-          languages: actions
+          languages: actions, python
           queries: security-extended
 
       - name: 'perform analysis'