결재 및 마스터 모듈을 v4 API 계약에 맞게 조정

lib/features/masters/customer/data/repositories/customer_repository_remote.dart

@@ -33,7 +33,7 @@ class CustomerRepositoryRemote implements CustomerRepository {
         if (query != null && query.isNotEmpty) 'q': query,
         if (isPartner != null) 'is_partner': isPartner,
         if (isGeneral != null) 'is_general': isGeneral,
-        if (isActive != null) 'is_active': isActive,
+        if (isActive != null) 'active': isActive,
       },
       options: Options(responseType: ResponseType.json),
     );