Bump cosign to v2.0.0

Cosign v2.0.0 doesn't require the experimental env var anymore

Signed-off-by: Marco Franssen <[email protected]>

Author: marcofranssen

.github/workflows/helm-release.yaml

@@ -31,7 +31,7 @@ jobs:
       - name: Setup cosign
         uses: sigstore/[email protected]
         with:
-          cosign-release: v1.13.1
+          cosign-release: v2.0.0
 
       - name: Set up Helm
         uses: azure/[email protected]
@@ -66,5 +66,3 @@ jobs:
             digest="$(awk -F "[, ]+" '/Digest/{print $NF}' < .digest)"
             cosign sign ghcr.io/"${GITHUB_REPOSITORY_OWNER}"/helm-charts/"${name}"@"${digest}"
           done
-        env:
-          COSIGN_EXPERIMENTAL: 1