build(deps): bump the ci group with 2 updates

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


Updates `sigstore/cosign-installer` from 3.3.0 to 3.4.0
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@9614fae...e1523de)

Updates `anchore/sbom-action` from 0.15.7 to 0.15.8
- [Release notes](https://github.com/anchore/sbom-action/releases)
- [Commits](anchore/sbom-action@767b08f...b6a39da)

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

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

.github/workflows/release.yaml

@@ -50,8 +50,8 @@ jobs:
             **/go.mod
       - uses: docker/setup-qemu-action@68827325e0b33c7199eb31dd4e31fbe9023e06e3 # v3.0.0
       - uses: docker/setup-buildx-action@f95db51fddba0c2d1ec667646a06c2ce06100226 # v3.0.0
-      - uses: sigstore/cosign-installer@9614fae9e5c5eddabb09f90a270fcb487c9f7149 # v3.3.0
-      - uses: anchore/sbom-action/download-syft@767b08fd8822486ad890abb8f1d31721bebd651c # v0.15.7
+      - uses: sigstore/cosign-installer@e1523de7571e31dbe865fd2e80c5c7c23ae71eb4 # v3.4.0
+      - uses: anchore/sbom-action/download-syft@b6a39da80722a2cb0ef5d197531764a89b5d48c3 # v0.15.8
       - name: Docker login ghcr.io
         uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
         with: