Fix actions permissions

Author: Alex-Welsh

.github/workflows/test-pr.yml

@@ -31,6 +31,10 @@ jobs:
     with:
       ref: ${{ github.sha }}
     secrets: inherit
+    permissions:
+      packages: write
+      security-events: write
+      id-token: write
 
   publish_charts:
     needs: [fail_on_remote]