ci: Add permissions to write security events for the SBOM scan.

.github/workflows/sbom-scan.yml

@@ -10,6 +10,8 @@ on:
 jobs:
   create-and-scan-sbom:
     runs-on: ubuntu-latest
+    permissions:
+      security-events: write
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5