Fix: Potential fix for code scanning alert no. 40: Workflow does not contain permissions

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: PaperStrange

.github/workflows/e2e-tests.yml

@@ -10,6 +10,9 @@ on:
       - 'release-*'
   workflow_dispatch:       # Allow manual triggering
 
+permissions:
+  contents: read
+
 jobs:
   e2e-tests:
     runs-on: ubuntu-latest