[flaky-test] NettyTransportClientTest.testHandlerException

### Bug Type (问题类型)

data inconsistency (计算结果不合预期)

### Before submit

- [X] 我已经确认现有的 [Server-Issues](https://github.com/apache/hugegraph-computer/issues) 与 [Computer-Issues](https://github.com/apache/hugegraph-computer/issues) 中没有相同 / 重复问题

### Environment (环境信息)

CI failed:
https://github.com/apache/incubator-hugegraph-computer/actions/runs/5120435420/jobs/9207800445?pr=249#step:16:3035

### Expected & Actual behavior (期望与实际表现)

```java
Error: Tests run: 563, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 209.732 s <<< FAILURE! - in org.apache.hugegraph.computer.suite.unit.UnitTestSuite
Error: testHandlerException(org.apache.hugegraph.computer.core.network.netty.NettyTransportClientTest) Time elapsed: 0.045 s <<< FAILURE!
java.lang.AssertionError: No exception was thrown(expected org.apache.hugegraph.computer.core.common.exception.TransportException)
at org.apache.hugegraph.computer.core.network.netty.NettyTransportClientTest.testHandlerException(NettyTransportClientTest.java:326)
```