chore(deps): bump sigstore/cosign-installer from 3.9.1 to 4.1.1 (#87)

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.9.1 to 4.1.1.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](https://github.com/sigstore/cosign-installer/compare/398d4b0eeef1380460a10c8013a76f728fb906ac...cad07c2e89fa2edd6e2d7bab4c1aa38e53f76003)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-version: 4.1.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/publish.yml

@@ -125,7 +125,7 @@ jobs:
             cloakhq/cloakbrowser:latest
           provenance: true
           sbom: true
-      - uses: sigstore/cosign-installer@398d4b0eeef1380460a10c8013a76f728fb906ac  # v3
+      - uses: sigstore/cosign-installer@cad07c2e89fa2edd6e2d7bab4c1aa38e53f76003  # v4.1.1
       - name: Sign image
         run: cosign sign --yes cloakhq/cloakbrowser@${{ steps.build.outputs.digest }}
       - name: Attest build provenance