chore(deps-dev): update sigstore/cosign-installer action to v3.8.0 (#262)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/release.yaml

@@ -32,7 +32,7 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Setup Cosign
-        uses: sigstore/cosign-installer@dc72c7d5c4d10cd6bcb8cf6e3fd625a9e5e537da # v3.7.0
+        uses: sigstore/cosign-installer@c56c2d3e59e4281cc41dea2217323ba5694b171e # v3.8.0
       - uses: anchore/sbom-action/download-syft@f325610c9f50a54015d37c8d16cb3b0e2c8f4de0 # v0.18.0
       - name: Create release and SBOM
         if: startsWith(github.ref, 'refs/tags/v')
@@ -65,7 +65,7 @@ jobs:
         uses: azure/setup-helm@5119fcb9089d432beecbf79bb2c7915207344b78 #v3.5
 
       - name: Setup Cosign
-        uses: sigstore/cosign-installer@dc72c7d5c4d10cd6bcb8cf6e3fd625a9e5e537da # v3.7.0
+        uses: sigstore/cosign-installer@c56c2d3e59e4281cc41dea2217323ba5694b171e # v3.8.0
 
       - name: Login to Github Container Registry using helm
         run: echo ${{ secrets.GITHUB_TOKEN }} | helm registry login ghcr.io --username ${{ github.actor }} --password-stdin