Build ITS-Phabricator for Gerrit 2.14

Change-Id: I7aa3a69dbbca3441d34b7557190ac9b4f6d2601e
diff --git a/jenkins/gerrit-buck-bazel-plugin-its-phabricator.yaml b/jenkins/gerrit-buck-bazel-plugin-its-phabricator.yaml
index 1b3258b..00894dd 100644
--- a/jenkins/gerrit-buck-bazel-plugin-its-phabricator.yaml
+++ b/jenkins/gerrit-buck-bazel-plugin-its-phabricator.yaml
@@ -7,4 +7,5 @@
             - stable-2.12
       - 'plugin-its-{name}-bazel-{branch}':
           branch:
+            - stable-2.14
             - master