Bump zizmorcore/zizmor-action from 0.5.3 to 0.5.6

Bumps [zizmorcore/zizmor-action](https://github.com/zizmorcore/zizmor-action) from 0.5.3 to 0.5.6.
- [Release notes](https://github.com/zizmorcore/zizmor-action/releases)
- [Commits](https://github.com/zizmorcore/zizmor-action/compare/b1d7e1fb5de872772f31590499237e7cce841e8e...5f14fd08f7cf1cb1609c1e344975f152c7ee938d)

---
updated-dependencies:
- dependency-name: zizmorcore/zizmor-action
  dependency-version: 0.5.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/zizmor.yml

@@ -20,6 +20,6 @@ jobs:
           persist-credentials: false
       - name: Run zizmor
         # Verify: curl -s "https://api.github.com/repos/zizmorcore/zizmor-action/commits?sha=v0.5.2&until=$(date -u -d '7 days ago' '+%Y-%m-%dT%H:%M:%SZ')&per_page=1" | jq -r '.[0].sha'
-        uses: zizmorcore/zizmor-action@b1d7e1fb5de872772f31590499237e7cce841e8e # v0.5.3
+        uses: zizmorcore/zizmor-action@5f14fd08f7cf1cb1609c1e344975f152c7ee938d # v0.5.6
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}