remove unused

Signed-off-by: Will Eaton <weaton@redhat.com>

Author: wseaton

vllm/engine/llm_engine.py

@@ -16,7 +16,6 @@
 import torch
 from typing_extensions import TypeVar
 
-from vllm.distributed.kv_transfer.kv_connector.v1.base import KVConnectorHandshakeMetadata
 import vllm.envs as envs
 from vllm.config import (DecodingConfig, LoRAConfig, ModelConfig,
                          ObservabilityConfig, ParallelConfig, SchedulerConfig,