fix: move transaction atomic to right place

edx_exams/apps/core/management/commands/bulk_add_course_staff.py

@@ -44,6 +44,7 @@ def add_arguments(self, parser):
             dest='batch_delay',
             help='Time delay in seconds for each batch')
 
+    @transaction.atomic
     def handle(self, *args, **options):
         """
         The main logic and entry point of the management command
@@ -57,7 +58,6 @@ def handle(self, *args, **options):
 
         logger.info('Bulk add course staff complete!')
 
-    @transaction.atomic
     def add_course_staff_from_csv(self, csv_file, batch_size, batch_delay):
         """
         Add the given set of course staff provided in csv