Update Jenkinsfile

Jenkinsfile

@@ -17,7 +17,7 @@ node{
             sh 'docker ps'
         }
         stage('Push on repo nexus')
-            docker.withRegistry('127.0.0.1:8083','reg1'){
+            docker.withRegistry('127.0.0.1:8083','reg2'){
                 img.push 'latest'
                 img.push
             }