Add rate-limiter plugin to the check pipeline

Change-Id: I490e5fcb141ef1fd175b99c6b28bbfe642f51dbf
diff --git a/zuul.d/projects.yaml b/zuul.d/projects.yaml
index b727cf1..7aa16f0 100644
--- a/zuul.d/projects.yaml
+++ b/zuul.d/projects.yaml
@@ -177,6 +177,12 @@
         - gerrit-plugin-build
 
 - project:
+    name: plugins/rate-limiter
+    check:
+      jobs:
+        - gerrit-plugin-build
+
+- project:
     name: plugins/reviewers
     check:
       jobs: