[deflakey] test_error_handling.py in workflow (#27630)
[deflakey] test_error_handling.py in workflow (#27630)

Signed-off-by: Yi Cheng <10441a142efec714ae1570e0ddcca63a5bcd375b@gmail.com>

## Why are these changes needed?
This test timeout. Move it to large. 
```
WARNING: //python/ray/workflow:tests/test_error_handling: Test execution time (288.7s excluding execution overhead) outside of range for MODERATE tests. Consider setting timeout="long" or size="large".
```

ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray