UX: add link

wiki/src/contribute/working_together/roles/ux.mdwn

@@ -24,7 +24,9 @@
 - This does not cover the UX work related to deliverables for
   grants which have a dedicated budget.
 
-- Handle new GitLab issues that are about feature requests and the
+- Handle
+  [newly GitLab issues](https://gitlab.tails.boum.org/groups/tails/-/issues?scope=all&utf8=%E2%9C%93&state=opened&not[label_name][]=To%20Do&not[label_name][]=Doing&not[label_name][]=Needs%20Validation)
+  that are about feature requests and the
   scope of Tails. Reassign to whoever is on Help Desk duty any new
   issue that's really a support request.