Added perm to allow OIDC auth (#190)

Author: laurentb4

.github/workflows/scheduled-container-scan.yml

@@ -13,6 +13,7 @@ jobs:
     name: Scheduled Container Scan
     permissions:
       contents: read
+      id-token: write
     uses: ministryofjustice/analytical-platform-airflow-github-actions/.github/workflows/shared-scheduled-container-scan.yml@9fbe4cbba23d4a768eb36462458a4cfcb63682e1 # v5.2.0
     secrets:
       cve-scan-slack-webhook-url: ${{ secrets.ANALYTICAL_PLATFORM_CVE_SCAN_SLACK_WEBHOOK_URL }}