Update cosign command

This commit updates the cosign command according to https://goreleaser.com/blog/cosign-v3/

Author: maraino

.goreleaser.yml

@@ -120,9 +120,12 @@ checksum:
 
 signs:
 - cmd: cosign
-  signature: "${artifact}.sig"
-  certificate: "${artifact}.pem"
-  args: ["sign-blob", "--oidc-issuer=https://token.actions.githubusercontent.com", "--output-certificate=${certificate}", "--output-signature=${signature}", "${artifact}", "--yes"]
+  signature: "${artifact}.sigstore.json"
+  args:
+    - "sign-blob"
+    - "--bundle=${signature}"
+    - "${artifact}"
+    - "--yes"
   artifacts: all
 
 publishers: