Removed unused function

Author: Elise17

source/app/blueprints/rest/v2/alerts.py

@@ -171,8 +171,6 @@ def get_related_alerts(self, identifier):
 
         try:
             alert = alerts_get(iris_current_user, identifier)
-            if not user_has_client_access(iris_current_user.id, alert.alert_customer_id):
-                return response_api_error('Alert not found')
 
             open_alerts = request.args.get('open-alerts', 'false').lower() == 'true'
             open_cases = request.args.get('open-cases', 'false').lower() == 'true'