Changed docker image build jobs trigger config

Change-Id: I464e4597ae0b0dea1b35d36491c1a062c52775ee
diff --git a/jenkins/client/job/docker/init.yml b/jenkins/client/job/docker/init.yml
index 2056ee4..f4a6a87 100644
--- a/jenkins/client/job/docker/init.yml
+++ b/jenkins/client/job/docker/init.yml
@@ -45,14 +45,8 @@
                     branches:
                       - "{{branch}}"
                 event:
-                  patchset:
-                    - created:
-                        excludeDrafts: false
-                        excludeTrivialRebase: false
-                        excludeNoCodeChange: false
-                  comment:
-                    - addedContains:
-                        commentAddedCommentContains: '(recheck|reverify)'
+                  ref:
+                    - updated: {}
             param:
               IMAGE_NAME:
                 type: string