Build javamelody plugin on stable-3.6

Change-Id: Idbe298a95f3a3f31a68cacd65104cc8a8543ec3d
diff --git a/jenkins/gerrit-bazel-plugin-javamelody.yaml b/jenkins/gerrit-bazel-plugin-javamelody.yaml
index 7fa28e5..1ae6cac 100644
--- a/jenkins/gerrit-bazel-plugin-javamelody.yaml
+++ b/jenkins/gerrit-bazel-plugin-javamelody.yaml
@@ -34,6 +34,7 @@
             - master
           gerrit-branch:
             - master
+            - stable-3.6
             - stable-3.5
             - stable-3.4
             - stable-3.3