support vllm 0.6.0

src/llamafactory/extras/packages.py

@@ -85,13 +85,3 @@ def is_uvicorn_available():
 
 def is_vllm_available():
     return _is_package_available("vllm")
-
-
-@lru_cache
-def is_vllm_version_greater_than_0_5():
-    return _get_package_version("vllm") >= version.parse("0.5.0")
-
-
-@lru_cache
-def is_vllm_version_greater_than_0_5_1():
-    return _get_package_version("vllm") >= version.parse("0.5.1")