[CI] Re-enable vllm-empty/tests/benchmarks (#812)

### What this PR does / why we need it?
For the
[#17962](vllm-project/vllm#17962)
has merged, vllm openapi server can now launch normally on python==3.10,
we re-enable the related tests

Signed-off-by: wangli <wangli858794774@gmail.com>

Author: Potabk

pytest.ini

@@ -39,8 +39,6 @@ norecursedirs =
     vllm-empty/tests/neuron
   ; fastsafetensors not support npu now
     vllm-empty/tests/fastsafetensors_loader
-  ; Enable after https://github.com/vllm-project/vllm-ascend/issues/808 resolved
-    vllm-empty/tests/benchmarks
 
 addopts = --ignore=vllm-empty/tests/test_utils.py
           --ignore=vllm-empty/tests/test_config.py