[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_balance_schedule.py

@@ -8,7 +8,7 @@ import vllm
 from vllm.config import ParallelConfig
 from vllm.distributed.ec_transfer.ec_connector.base import ECConnectorMetadata
 from vllm.distributed.kv_transfer.kv_connector.v1.base import KVConnectorMetadata
-from vllm.logger import init_logger
+from vllm.logger import logger
 from vllm.multimodal import MULTIMODAL_REGISTRY, MultiModalRegistry
 from vllm.transformers_utils.config import maybe_register_config_serialize_by_value
 from vllm.utils.system_utils import decorate_logs, set_process_title
@@ -23,8 +23,6 @@ from vllm.v1.request import Request, RequestStatus
 from vllm.v1.structured_output import StructuredOutputManager
 from vllm.v1.utils import record_function_or_nullcontext
 
-logger = init_logger(__name__)
-
 
 class BalanceScheduler(Scheduler):
     def __init__(