increasing timeout for test jobs, as sometimes job exits before completing all tests

Change-Id: I25096242391a12f11f762044824fe1d61629cd4c
diff --git a/jjb/pipeline/voltha-physical-functional-tests.groovy b/jjb/pipeline/voltha-physical-functional-tests.groovy
index 549101f..f4ca083 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: 60, unit: 'MINUTES')
+    timeout(time: 90, unit: 'MINUTES')
   }
 
   environment {