api: fix response annotation for createBackupSchedule

Currently, `createBackupSchedule` API documentation wrongly specifies
BackupResponse as the API response.

Signed-off-by: Abhishek Kumar <[email protected]>

Author: shwstppr

api/src/main/java/org/apache/cloudstack/api/command/user/backup/CreateBackupScheduleCmd.java

@@ -38,7 +38,7 @@
 
 @APICommand(name = "createBackupSchedule",
         description = "Creates a user-defined VM backup schedule",
-        responseObject = BackupResponse.class, since = "4.14.0",
+        responseObject = BackupScheduleResponse.class, since = "4.14.0",
         authorized = {RoleType.Admin, RoleType.ResourceAdmin, RoleType.DomainAdmin, RoleType.User})
 public class CreateBackupScheduleCmd extends BaseCmd {