ci(deps): bump sigstore/cosign-installer from 3.9.1 to 4.1.1 (#32)

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](sigstore/cosign-installer@v3.9.1...cad07c2)

---
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>

Author: dependabot[bot]

.github/workflows/build.yaml

@@ -559,7 +559,7 @@ jobs:
           if-no-files-found: error
 
       - name: Install Cosign
-        uses: sigstore/cosign-installer@398d4b0eeef1380460a10c8013a76f728fb906ac # v3.9.1
+        uses: sigstore/cosign-installer@cad07c2e89fa2edd6e2d7bab4c1aa38e53f76003 # v4.1.1
 
       - name: Log in to GHCR (for cosign attest)
         uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0