Build find-owners on its own branch for v2.16

Change-Id: I644132111687a0c6fcfefc170d9b8523977f4e69
diff --git a/jenkins/gerrit-bazel-plugin-find-owners.yaml b/jenkins/gerrit-bazel-plugin-find-owners.yaml
index afa5e5d..e39cdbc 100644
--- a/jenkins/gerrit-bazel-plugin-find-owners.yaml
+++ b/jenkins/gerrit-bazel-plugin-find-owners.yaml
@@ -3,11 +3,7 @@
     jobs:
       - 'plugin-{name}-bazel-{branch}':
           branch:
-            - stable-2.15
-            - stable-2.14
-      - 'plugin-{name}-bazel-{branch}-{gerrit-branch}':
-          branch:
-            - master
-          gerrit-branch:
             - master
             - stable-2.16
+            - stable-2.15
+            - stable-2.14