increase time on the test jobs

Change-Id: If4ffe4096417ff8ffe075e4d1031c484b57d28b1
diff --git a/jjb/pipeline/voltha-physical-functional-tests.groovy b/jjb/pipeline/voltha-physical-functional-tests.groovy
index 86a4db6..aaf9d21 100644
--- a/jjb/pipeline/voltha-physical-functional-tests.groovy
+++ b/jjb/pipeline/voltha-physical-functional-tests.groovy
@@ -23,7 +23,7 @@
     label "${params.buildNode}"
   }
   options {
-    timeout(time: 280, unit: 'MINUTES')
+    timeout(time: 380, unit: 'MINUTES')
   }
 
   environment {