Doc: Fix link to Jenkins plugin

Change-Id: Ib853263ee928ef59d756495348f3925b2a086110

src/main/resources/Documentation/about.md

diff --git a/src/main/resources/Documentation/about.md b/src/main/resources/Documentation/about.md
index 5633218..d593a1c 100644
--- a/src/main/resources/Documentation/about.md
+++ b/src/main/resources/Documentation/about.md
@@ -13,5 +13,5 @@
 `Access-Control-Allow-Credentials` header.
 
 The Jenkins server additionally needs to install the
-[gerrit-change-query](https://review.gerrithub.io/admin/repos/tdraebing/gerritchangequery-plugin,general)
+[gerrit-checks-api-plugin](https://github.com/jenkinsci/gerrit-checks-api-plugin)
 plugin that enables querying for job runs working on a given patchset.