enable mm allreduce test (#2192)

### What this PR does / why we need it?
This PR is to add e2e test for using npu_mm_all_reduce_base fusion
kernel.
### Does this PR introduce _any_ user-facing change?
no

### How was this patch tested?
not involved

- vLLM version: v0.10.0
- vLLM main:
5d5d419ca6

Signed-off-by: Ronald1995 <ronaldautomobile@163.com>

vllm_ascend/patch/worker/patch_common/patch_linear.py

@@ -25,6 +25,7 @@ from torch.nn.parameter import Parameter
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               split_tensor_along_last_dim)
 from vllm.distributed.parallel_state import get_tp_group
+from vllm.logger import logger
 from vllm.model_executor.layers.linear import RowParallelLinear
 
 from vllm_ascend import envs
@@ -142,4 +143,5 @@ class AscendRowParallelLinear(RowParallelLinear):
 
 
 if envs.VLLM_ASCEND_ENABLE_MATMUL_ALLREDUCE:
+    logger.info("AscendRowParallelLinear: Matmul all-reduce is enabled. ")
     vllm.model_executor.layers.linear.RowParallelLinear = AscendRowParallelLinear