deps(actions)(deps): bump sigstore/cosign-installer from 3.9.1 to 4.1.2

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.9.1 to 4.1.2.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@398d4b0...6f9f177)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-version: 4.1.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/release.yml

@@ -80,7 +80,7 @@ jobs:
       #     --certificate-oidc-issuer https://token.actions.githubusercontent.com \
       #     wl_manager-<v>.spl
       - name: Install cosign
-        uses: sigstore/cosign-installer@398d4b0eeef1380460a10c8013a76f728fb906ac # v3
+        uses: sigstore/cosign-installer@6f9f17788090df1f26f669e9d70d6ae9567deba6 # v4.1.2
         with:
           cosign-release: 'v2.4.1'