[vllm] fix: LoRAModel import path change for vLLM 0.13.0 (#4631)

Author: HollowMan6

verl/utils/vllm/utils.py

@@ -15,7 +15,12 @@
 
 from msgspec import field
 from packaging import version as vs
-from vllm.lora.models import LoRAModel
+
+try:
+    from vllm.lora.lora_model import LoRAModel
+except ImportError:
+    from vllm.lora.models import LoRAModel
+
 from vllm.lora.request import LoRARequest
 from vllm.lora.utils import get_adapter_absolute_path
 from vllm.lora.worker_manager import LRUCacheWorkerLoRAManager