[ONOS-7990]: (JJB) Update Branch to Node Mapping in TestON Jenkins Pipelines

Change-Id: I1c7be6d57a48fe61e3d4af386096be3b948562cc
diff --git a/jjb/OnosSystemTest/onos-test-pipeline.yaml b/jjb/OnosSystemTest/onos-test-pipeline.yaml
index ebd169d..0ab997f 100644
--- a/jjb/OnosSystemTest/onos-test-pipeline.yaml
+++ b/jjb/OnosSystemTest/onos-test-pipeline.yaml
@@ -89,12 +89,6 @@
 
     concurrent: true
 
-    triggers:
-      - timed: |
-                TZ=America/Los_Angeles
-                30 19 * * 1,2,3,4,5
-                30 11 * * 6,7
-
     pipeline-scm:
       script-path: '{jenkins-path}/JenkinsfileTrigger'
       scm:
@@ -142,17 +136,17 @@
                        Check this option if you prefer to run the old flow rule over the new one. <br />
                        * This only applies to SCPF tests.
 
-      - choice:
-         name: ONOSVersion
-         choices:
-           - 'master'
-           - '2.1'
-           - '2.0'
-           - '1.15'
-           - '1.14'
-           - '1.13'
-           - '1.12'
-         description: "ONOS and TestON versions to run on."
+      - text:
+         name: branches
+         default:   |
+                     master
+                     2.1
+                     2.0
+                     1.15
+                     1.14
+                     1.13
+                     1.12
+         description: "ONOS and TestON versions to run on. Multiple branches supported."
 
       - string:
          name: ONOSJAVAOPTS
@@ -179,6 +173,12 @@
 
     concurrent: false
 
+    triggers:
+      - timed: |
+                TZ=America/Los_Angeles
+                30 19 * * 1,2,3,4,5
+                30 11 * * 6,7
+
     pipeline-scm:
       script-path: '{jenkins-path}/{fileName}JenkinsfileTrigger'
       scm: