Bump the ci group with 2 updates

Bumps the ci group with 2 updates: [anchore/sbom-action](https://github.com/anchore/sbom-action) and [docker/metadata-action](https://github.com/docker/metadata-action).


Updates `anchore/sbom-action` from 0.15.0 to 0.15.1
- [Release notes](https://github.com/anchore/sbom-action/releases)
- [Commits](anchore/sbom-action@fd74a6f...5ecf649)

Updates `docker/metadata-action` from 5.2.0 to 5.3.0
- [Release notes](https://github.com/docker/metadata-action/releases)
- [Commits](docker/metadata-action@e6428a5...31cebac)

---
updated-dependencies:
- dependency-name: anchore/sbom-action
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: ci
- dependency-name: docker/metadata-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: ci
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/release.yaml

@@ -51,7 +51,7 @@ jobs:
       - uses: docker/setup-qemu-action@68827325e0b33c7199eb31dd4e31fbe9023e06e3 # v3.0.0
       - uses: docker/setup-buildx-action@f95db51fddba0c2d1ec667646a06c2ce06100226 # v3.0.0
       - uses: sigstore/cosign-installer@1fc5bd396d372bee37d608f955b336615edf79c8 # v3.2.0
-      - uses: anchore/sbom-action/download-syft@fd74a6fb98a204a1ad35bbfae0122c1a302ff88b # v0.15.0
+      - uses: anchore/sbom-action/download-syft@5ecf649a417b8ae17dc8383dc32d46c03f2312df # v0.15.1
       - name: Docker login ghcr.io
         uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
         with:
@@ -65,7 +65,7 @@ jobs:
           password: ${{ secrets.DOCKER_FLUXCD_PASSWORD }}
       - name: Docker meta
         id: meta
-        uses: docker/metadata-action@e6428a5c4e294a61438ed7f43155db912025b6b3 # v5.2.0
+        uses: docker/metadata-action@31cebacef4805868f9ce9a0cb03ee36c32df2ac4 # v5.3.0
         with:
           images: |
             fluxcd/${{ env.CONTROLLER }}