Merge pull request #199 from coredns/dependabot/github_actions/sigstore/cosign-installer-3.8.0

Bump sigstore/cosign-installer from 3.7.0 to 3.8.0

Author: hagaibarel

.github/workflows/release.yaml

@@ -14,7 +14,7 @@ jobs:
       packages: write # for pushing and signing container images.
     steps:
       - name: Install Cosign
-        uses: sigstore/cosign-installer@v3.7.0
+        uses: sigstore/cosign-installer@v3.8.0
 
       - name: Login to GitHub Container Registry
         uses: docker/[email protected]