Update label-notifier.yml

Added @bgrgicak to the roundup notifier

.github/workflows/label-notifier.yml

@@ -10,5 +10,5 @@ jobs:
         - uses: jenschelkopf/[email protected]
           with:
             recipients: |
-                Monthly Roundup=@bph @adamziel
+                Monthly Roundup=@bph @adamziel @bgrgicak
             message: 'Heads-up {recipients}: To include your project''s **news for developers**, please add the information or a link as a comment to this issue. Deadline 8th of next month'