[Bugfix] Fix pytest 9.1.0 duplicate parametrization in run_benchmark.py (#4784)

Signed-off-by: wangyu <410167048@qq.com>

tests/dfx/perf/scripts/run_benchmark.py

@@ -94,7 +94,7 @@ def omni_server(request):
 benchmark_indices = create_benchmark_indices(BENCHMARK_CONFIGS, server_to_benchmark_mapping)
 
 
-@pytest.fixture(params=benchmark_indices)
+@pytest.fixture
 def benchmark_params(request, omni_server):
     """Benchmark parameters fixture with proper parametrization"""
     test_name, param_index = request.param