[Platform] Deprecate seed_everything (#31659)

Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>

tests/kernels/quantization/test_silu_mul_nvfp4_quant.py

@@ -11,6 +11,7 @@ from tests.kernels.quantization.nvfp4_utils import (
 from vllm._custom_ops import scaled_fp4_quant
 from vllm.model_executor.layers.activation import SiluAndMul
 from vllm.platforms import current_platform
+from vllm.utils.torch_utils import set_random_seed
 
 if not current_platform.has_device_capability(100):
     pytest.skip(
@@ -33,7 +34,7 @@ def test_silu_mul_nvfp4_quant(
     dtype: torch.dtype,
     shape: tuple[int, int],
 ) -> None:
-    current_platform.seed_everything(42)
+    set_random_seed(42)
     device = "cuda:0"
     torch.set_default_device(device)