VOL-2000 Add sanity-test on voltha-helm-chart patchsets

Change-Id: I1690d6b084ca4b7615fce42b5647daea2aa9213b
diff --git a/jjb/verify/voltha-bbsim.yaml b/jjb/verify/voltha-bbsim.yaml
index 4ef56b4..00a2d59 100644
--- a/jjb/verify/voltha-bbsim.yaml
+++ b/jjb/verify/voltha-bbsim.yaml
@@ -23,7 +23,8 @@
           junit-allow-empty-results: true
           build-node: 'ubuntu16.04-basebuild-1c-2g'
       - 'voltha-patch-test':
-         pipeline: 'voltha-bbsim-tests.groovy'
+          buildImages: true
+          pipeline: 'voltha-bbsim-tests.groovy'
 
 - job-group:
     name: 'publish-voltha-bbsim-jobs'