Add prominent links to mailing and issue tracker to support.html page

Change-Id: Iaaad65c23892356510e46a2cc724f8e179f8a326
diff --git a/pages/site/support.md b/pages/site/support.md
index 9fda5f7..5df79e5 100644
--- a/pages/site/support.md
+++ b/pages/site/support.md
@@ -6,6 +6,11 @@
 toc: false
 ---
 
+## Quick Links
+
+* [Mailing list][repo-discuss]
+* [Issue tracker][issue-tracking]
+
 ## Supported Versions
 
 The Gerrit open-source community actively supports the last 2 releases