Temporal: let Zuul comment in Gerrit changes

Change-Id: I1b28b28b02f1aef1f080748defb816cbf5f51a53
diff --git a/zuul.d/pipelines.yaml b/zuul.d/pipelines.yaml
index 8b21bdd..ba88cfb 100644
--- a/zuul.d/pipelines.yaml
+++ b/zuul.d/pipelines.yaml
@@ -11,28 +11,24 @@
           scheme: 'zuul-check'
     enqueue:
       gerrit:
-        comment: False
         checks-api:
           scheme: 'zuul-check'
           state: SCHEDULED
           message: 'Change has been enqueued in check'
     start:
       gerrit:
-        comment: False
         checks-api:
           scheme: 'zuul-check'
           state: RUNNING
           message: 'Jobs have started running'
     no-jobs:
       gerrit:
-        comment: False
         checks-api:
           scheme: 'zuul-check'
           state: NOT_RELEVANT
           message: 'Project has no jobs configured'
     success:
       gerrit:
-        comment: False
         Verified: 1
         checks-api:
           scheme: 'zuul-check'
@@ -40,7 +36,6 @@
           message: 'Change passed all voting jobs'
     failure:
       gerrit:
-        comment: False
         Verified: -1
         checks-api:
           scheme: 'zuul-check'