Bump sigstore/cosign-installer from 3.8.0 to 3.9.0

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.8.0 to 3.9.0.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@c56c2d3...fb28c2b)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-version: 3.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/release.yml

@@ -21,7 +21,7 @@ jobs:
           go-version-file: "go.mod"
           cache: true
       - name: Install Cosign
-        uses: sigstore/cosign-installer@c56c2d3e59e4281cc41dea2217323ba5694b171e
+        uses: sigstore/cosign-installer@fb28c2b6339dcd94da6e4cbcbc5e888961f6f8c3
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@9c156ee8a17a598857849441385a2041ef570552
         with: