Add LR to TE after creating bug in Bugzilla via 1-click. Refs #479

NOTE: the FE still needs to refresh the UI once the 'Report' button
is clicked which will be implemented together with TR page UI
redesign by @asankov.

tcms/issuetracker/bugzilla_integration.py

@@ -8,6 +8,7 @@
 
 from django.conf import settings
 
+from tcms.core.contrib.linkreference.models import LinkReference
 from tcms.issuetracker import base
 
 
@@ -96,7 +97,14 @@ def report_issue_from_testexecution(self, execution, user):
         args['comment'] = self._report_comment(execution)
 
         try:
-            return self.one_click_report(execution, user, args)
+            new_bug_url = self.one_click_report(execution, user, args)
+            # and also add a link reference that will be shown in the UI
+            LinkReference.objects.get_or_create(
+                execution=execution,
+                url=new_bug_url,
+                is_defect=True,
+            )
+            return new_bug_url
         except Fault:
             pass