Update 11.2U4.md

Updated Open Issues link.

content/ReleaseNotes/CORE/FreeNAS/11.2/11.2U4.md

@@ -149,4 +149,4 @@ Improvements
 + [NAS-101583] – Ensure HTTPS is used for updates
 + [NAS-101635] – Fix collectd+scrub triggering sleep with CAM mutex held
 
-Tickets can be viewed at https://jira.ixsystems.com/browse/
+Tickets can be viewed at our [**Open Issues**](https://jira.ixsystems.com/projects/NAS/issues/) page.