fix log message in pearson import

common/djangoapps/student/management/commands/pearson_import_conf_zip.py

@@ -65,7 +65,7 @@ class Command(BaseCommand):
             else:
                 try:
                     registration = TestCenterRegistration.objects.get(client_authorization_id=client_authorization_id)
-                    Command.datadog_error("Found authorization record for user {}".format(registration.testcenter_user.user.username), eacfile)
+                    Command.datadog_error("Found authorization record for user {}".format(registration.testcenter_user.user.username), eacfile.name)
                     # now update the record:
                     registration.upload_status = row['Status']
                     registration.upload_error_message =  row['Message']