doris版本：2.1.3
环境1fe 3be
执行命令：admin clean trash;
fe返回结果：admin clean trash
OK
时间: 0.001s
执行show trash查看结果。没有变化
查看be日志：
W20240521 10:36:48.389319 7097 agent_server.cpp:281] failed to submit task|task=TAgentTaskRequest(protocol_version=V1, task_type=CLEAN_TRASH, signature=-1, priority=, create_tablet_req=, drop_tablet_req=, alter_tablet_req=, clone_req=, push_req=, cancel_delete_data_req=, resource_info=, storage_medium_migrate_req=, check_consistency_req=, upload_req=, download_req=, snapshot_req=, release_snapshot_req=, clear_remote_file_req=, publish_version_req=, clear_alter_task_req=, clear_transaction_task_req=, move_dir_req=, recover_tablet_req=, alter_tablet_req_v2=, recv_time=, update_tablet_meta_info_req=, compaction_req=, storage_migration_req_v2=, push_cooldown_conf=, push_storage_policy_req=, alter_inverted_index_req=, gc_binlog_req=, clean_trash_req=TCleanTrashReq())|error=[INVALID_ARGUMENT]task(signature=-1, type=32) has wrong task type
