[BUG] retry submit exception is not catched

[xinghuayu007]

Describe the bug
When Load Job Task Queue is filled, continue to submit more jobs to the queue will cause RejectedExecutionException, and the load job will be retried. But callback.onTaskFailed function does not catch the exception, that will cause re-submitting job failed, and status is not updated to failed.

To Reproduce
Steps to reproduce the behavior:

1. set FE configuration: async_load_task_pool_size=30
2. create a table
3. create more than 60 broker load jobs, start them concurrently to fill the broker load job queue.
4. See error
   
   
   the status of job is not updated to failed.
   

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context
Add any other context about the problem here.