Correct CLUSTER_NAME in Jenkinsfile_keygen

Jenkinsfile_keygen

@@ -13,7 +13,7 @@ pipeline {
     JENKINS_MAIL='jenkins.dev@sdsys.ru'
     SMTP_SERVER='mail.sdsys.ru'
     DOCKER_CERT_PATH='/run/secrets/swarm'
-    CLUSTER_NAME='dev-iru-swarm.infoclinica.lan'
+    CLUSTER_NAME='iru-swarm1-open.infoclinica.ru'
     COMMAND=''
   }
   parameters {