[Misc] Fix safetensors import for safe_open (#30300)

Signed-off-by: Yongtao Huang <yongtaoh2022@gmail.com>

Author: hyongtao-code

vllm/lora/lora_model.py

@@ -3,7 +3,7 @@
 
 import os
 
-import safetensors.torch
+import safetensors
 import torch
 
 from vllm.logger import init_logger