feat: remove vllm distributed (#2907)

Co-authored-by: Zhangyi <1109276519@qq.com>

python/sglang/srt/models/olmo2.py

@@ -21,15 +21,15 @@ from typing import Iterable, Optional, Tuple
 import torch
 from torch import nn
 from transformers import PretrainedConfig
-from vllm.distributed import (
+from vllm.model_executor.layers.rotary_embedding import get_rope
+from vllm.model_executor.model_loader.weight_utils import default_weight_loader
+
+from sglang.srt.distributed import (
     get_tensor_model_parallel_rank,
     get_tensor_model_parallel_world_size,
     split_tensor_along_last_dim,
     tensor_model_parallel_all_gather,
 )
-from vllm.model_executor.layers.rotary_embedding import get_rope
-from vllm.model_executor.model_loader.weight_utils import default_weight_loader
-
 from sglang.srt.layers.activation import SiluAndMul
 from sglang.srt.layers.layernorm import RMSNorm
 from sglang.srt.layers.linear import (