removes invalid stage

build-kaniko.jenkins

@@ -26,16 +26,6 @@ spec:
     node (label) {
         def workspace = pwd()
 
-        stage("Get Cosign") {
-            container("alpine") {
-                sh """
-                    apk add --no-cache curl jq
-                    curl --silent --location "https://github.com/sigstore/cosign/releases/download/\$(curl --silent "https://api.github.com/repos/sigstore/cosign/releases/latest" | jq -r '.tag_name')/cosign-linux-amd64" --output "${workspace}/cosign"
-                    chmod +x "${workspace}/cosign"
-                """
-            }
-        }
-
         stage ("Prepare Kaniko") {
             container ("kaniko") {
                 withCredentials([usernameColonPassword(