[Misc]fix logger which does not take effects in patches (#7402)

### What this PR does / why we need it?
This PR fixes the logger initialization in patches so that the log info
can be displayed as expected.

### Does this PR introduce _any_ user-facing change?
No.

- vLLM version: v0.17.0
- vLLM main:
4497431df6

---------

Signed-off-by: Angazenn <supperccell@163.com>

vllm_ascend/patch/platform/patch_mamba_config.py

@@ -2,7 +2,7 @@
 import math
 
 import vllm.model_executor.models.config
-from vllm.logger import init_logger
+from vllm.logger import logger
 from vllm.model_executor.models import ModelRegistry
 from vllm.model_executor.models.config import MambaModelConfig
 from vllm.utils.math_utils import cdiv
@@ -21,7 +21,6 @@ def verify_and_update_config(cls, vllm_config) -> None:
     Args:
         vllm_config: vLLM Config
     """
-    logger = init_logger(__name__)
     # Enable FULL_AND_PIECEWISE by default
     MambaModelConfig.verify_and_update_config(vllm_config)