feat: enable issue auto-assigner to core team

Author: heitorlessa

.github/workflows/auto_assign_issues.yml

@@ -0,0 +1,9 @@
+addAssignees: true
+
+# The list of users to assign to new issues. 
+# If empty or not provided, the repository owner is assigned
+assignees:
+  - heitorlessa
+  - nmoutschen
+  - cakepietoast
+