Merge pull request #13 from validatedpatterns/dependabot/github_actions/sigstore/cosign-installer-3.8.1

Bump sigstore/cosign-installer from 3.7.0 to 3.8.1

Author: mbaldessari

.github/workflows/docker-publish.yml

@@ -50,7 +50,7 @@ jobs:
       # https://github.com/sigstore/cosign-installer
       - name: Install cosign
         if: github.event_name != 'pull_request'
-        uses: sigstore/cosign-installer@dc72c7d5c4d10cd6bcb8cf6e3fd625a9e5e537da # v3.7.0
+        uses: sigstore/cosign-installer@d7d6bc7722e3daa8354c50bcb52f4837da5e9b6a # v3.8.1
         with:
           cosign-release: 'v2.2.4'