Updated voltha-tt-physical-functional-tests pipeline timeout value

Change-Id: I325ea33bac0f60a0fbd8bc767e542a194a9f3985
diff --git a/jjb/pipeline/voltha-tt-physical-functional-tests.groovy b/jjb/pipeline/voltha-tt-physical-functional-tests.groovy
index 557df9e..88ed9e1 100644
--- a/jjb/pipeline/voltha-tt-physical-functional-tests.groovy
+++ b/jjb/pipeline/voltha-tt-physical-functional-tests.groovy
@@ -23,7 +23,7 @@
     label "${params.buildNode}"
   }
   options {
-    timeout(time: 180, unit: 'MINUTES')
+    timeout(time: 210, unit: 'MINUTES')
   }
 
   environment {