Jenkins refresh

Change the jenkins node label from 'docker'
to 'stage_2' as part of the Jenkins cleanup

Change-Id: I3f111438d209b73b2ff1b7a6e09c25cd70484121
Signed-off-by: Mark Beierl <mark.beierl@canonical.com>

Jenkinsfile

-/*
-  Licensed under the Apache License, Version 2.0 (the "License");
-  you may not use this file except in compliance with the License.
-  You may obtain a copy of the License at
+/* Copyright ETSI OSM and others
+ *
+ * All Rights Reserved.
+ *
+ *   Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *   not use this file except in compliance with the License. You may obtain
+ *   a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *   Unless required by applicable law or agreed to in writing, software
+ *   distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *   WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ *   License for the specific language governing permissions and limitations
+ *   under the License.
+ */
 
-     http://www.apache.org/licenses/LICENSE-2.0
-
-  Unless required by applicable law or agreed to in writing, software
-  distributed under the License is distributed on an "AS IS" BASIS,
-  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-  implied.
-  See the License for the specific language governing permissions and
-  limitations under the License.
-*/
 properties([
     parameters([
         string(defaultValue: env.BRANCH_NAME, description: '', name: 'GERRIT_BRANCH'),
@@ -30,7 +33,7 @@ def devops_checkout() {
     }
 }
 
-node('docker') {
+node('stage_2') {
     checkout scm
     devops_checkout()