[bugfix] fix broken tests of mlp speculator (#10177)

Signed-off-by: youkaichao <youkaichao@gmail.com>

vllm/model_executor/models/mlp_speculator.py

@@ -4,13 +4,13 @@ from typing import Iterable, List, Tuple
 import torch
 import torch.nn as nn
 
+from vllm.config import VllmConfig
 from vllm.model_executor import SamplingMetadata
 from vllm.model_executor.layers.logits_processor import LogitsProcessor
 from vllm.model_executor.layers.sampler import SamplerOutput, get_sampler
 from vllm.model_executor.layers.vocab_parallel_embedding import (
     ParallelLMHead, VocabParallelEmbedding)
 from vllm.model_executor.model_loader.weight_utils import default_weight_loader
-from vllm.transformers_utils.configs import MLPSpeculatorConfig
 
 SQRT2 = 2**0.5
 
@@ -65,8 +65,9 @@ class MLPSpeculator(nn.Module):
     https://huggingface.co/ibm-fms and https://huggingface.co/ibm-granite
     """
 
-    def __init__(self, config: MLPSpeculatorConfig, **kwargs) -> None:
+    def __init__(self, vllm_config: VllmConfig, prefix: str = "") -> None:
         super().__init__()
+        config = vllm_config.model_config.hf_config
         self.n_predict = config.n_predict
         self.vocab_size = config.vocab_size
         self.emb_dim = config.emb_dim