Merge pull request #750 from aws-powertools/dependabot/github_actions/zgosalvez/github-actions-ensure-sha-pinned-actions-3.0.21

chore(deps): bump zgosalvez/github-actions-ensure-sha-pinned-actions from 3.0.20 to 3.0.21

Author: hjgraca

.github/workflows/secure_workflows.yml

@@ -16,7 +16,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2
       - name: Ensure 3rd party workflows have SHA pinned
-        uses: zgosalvez/github-actions-ensure-sha-pinned-actions@c3a2b64f69b7a1542a68f44d9edbd9ec3fc1455e # v3.0.20
+        uses: zgosalvez/github-actions-ensure-sha-pinned-actions@6eb1abde32fed00453b0d03497f4ba4fecba146d # v3.0.21
         with:
           # Trusted GitHub Actions and/or organizations
           allowlist: |