Add stable-2.14 branch for events-log plugin

Change-Id: I44b7c24093e9a4b6924476960a6e8be274f2bb3d
diff --git a/jenkins/gerrit-buck-bazel-plugin-events-log.yaml b/jenkins/gerrit-buck-bazel-plugin-events-log.yaml
index 6169930..0c9e832 100644
--- a/jenkins/gerrit-buck-bazel-plugin-events-log.yaml
+++ b/jenkins/gerrit-buck-bazel-plugin-events-log.yaml
@@ -6,9 +6,7 @@
             - stable-2.13
             - stable-2.12
             - stable-2.11
-      - 'plugin-{name}-bazel-{branch}-{gerrit-branch}':
+      - 'plugin-{name}-bazel-{branch}':
           branch:
             - master
-          gerrit-branch:
-            - master
             - stable-2.14