set voltha job to trigger nightly

Change-Id: Ib7bd79afe43f9bf7cece79e99e0480917b6ecd67
diff --git a/jjb/cord-test/voltha.yaml b/jjb/cord-test/voltha.yaml
index 87ac6a8..8a0b31c 100644
--- a/jjb/cord-test/voltha.yaml
+++ b/jjb/cord-test/voltha.yaml
@@ -39,6 +39,7 @@
          Jenkinsfile: 'Jenkinsfile-voltha-build'
          oltDebVersion: 'openolt-seba-2.0.deb'
          configurePod: true
+         time: '1'
 
      # flex pod1 test job - using voltha branch
       - 'build_voltha_pod_test':