Build analytics plugin on stable-3.6

Change-Id: Iee56d95cda6dd44d319973bfbd6c049bfb6ce76a
diff --git a/jenkins/gerrit-sbt-plugin-analytics.yaml b/jenkins/gerrit-sbt-plugin-analytics.yaml
index 504c51c..5961e40 100644
--- a/jenkins/gerrit-sbt-plugin-analytics.yaml
+++ b/jenkins/gerrit-sbt-plugin-analytics.yaml
@@ -4,6 +4,7 @@
       - 'plugin-{name}-sbt-{branch}':
           branch:
             - master
+            - stable-3.6
             - stable-3.5
             - stable-3.4
             - stable-3.3