chore(deps): bump sigstore/cosign-installer from 3.9.2 to 4.1.2

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.9.2 to 4.1.2.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@d58896d...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/container-image.yml

@@ -69,7 +69,7 @@ jobs:
           GIT_VERSION=${{ github.ref_name }} make container-publish | tee -a $GITHUB_STEP_SUMMARY
 
       - name: Install cosign
-        uses: sigstore/cosign-installer@d58896d6a1865668819e1d91763c7751a165e159  # v3.9.2
+        uses: sigstore/cosign-installer@6f9f17788090df1f26f669e9d70d6ae9567deba6  # v4.1.2
 
       - name: Cosign sign published container manifest (keyless / Sigstore)
         env: