[MISC] fix logger (#515)

logger in vllm-ascend doesn't work. This PR fix the issue.

Fix: https://github.com/vllm-project/vllm-ascend/issues/431

Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>

vllm_ascend/worker/multi_step_runner.py

@@ -7,7 +7,6 @@ from typing import (TYPE_CHECKING, Any, Callable, Dict, List, Optional, Tuple,
 import torch
 from torch import nn
 from vllm.distributed import get_pp_group
-from vllm.logger import init_logger
 from vllm.model_executor.layers.sampler import (PromptLogprobs, SampleLogprobs,
                                                 SamplerOutput,
                                                 SamplingMetadata, get_logprobs,
@@ -30,8 +29,6 @@ from vllm_ascend.worker.model_runner import (
 if TYPE_CHECKING:
     from vllm.attention.backends.abstract import AttentionBackend
 
-logger = init_logger(__name__)
-
 
 @dataclass(frozen=False)
 class StatefulModelInputForNPU(StatefulModelInput):