Build JavaMelody for Gerrit v3.0

Change-Id: Id948f5d70231f7e7dc80fb2a709ac3e94c331078
diff --git a/jenkins/gerrit-buck-bazel-plugin-javamelody.yaml b/jenkins/gerrit-buck-bazel-plugin-javamelody.yaml
index 75e4739..afd214b 100644
--- a/jenkins/gerrit-buck-bazel-plugin-javamelody.yaml
+++ b/jenkins/gerrit-buck-bazel-plugin-javamelody.yaml
@@ -29,6 +29,9 @@
           targets: >
             plugins/javamelody:javamelody-deps_deploy.jar
             plugins/javamelody:javamelody \
-      - 'plugin-{name}-bazel-{branch}':
+      - 'plugin-{name}-bazel-{branch}-{gerrit-branch}':
           branch:
             - master
+          gerrit-branch:
+            - master
+            - stable-3.0