Updated timeout and time-trigger values for flex TT and onf-demo pods

Change-Id: I60285509b042ae7222af2211b2e2525dea94e3ad
diff --git a/jjb/pipeline/voltha/master/voltha-physical-functional-tests.groovy b/jjb/pipeline/voltha/master/voltha-physical-functional-tests.groovy
index f6e63f4..b931f34 100644
--- a/jjb/pipeline/voltha/master/voltha-physical-functional-tests.groovy
+++ b/jjb/pipeline/voltha/master/voltha-physical-functional-tests.groovy
@@ -57,6 +57,14 @@
             [$class: 'CloneOption', depth: 0, noTags: false, reference: '', shallow: false],
           ],
         ])
+        script {
+          sh(script:"""
+            if [ '${volthaSystemTestsChange}' != '' ] ; then
+              cd $WORKSPACE/voltha-system-tests;
+              git fetch https://gerrit.opencord.org/voltha-system-tests ${volthaSystemTestsChange} && git checkout FETCH_HEAD
+            fi
+            """)
+        }
       }
     }
     stage('Download All the VOLTHA repos') {