[V1] [Bugfix] eagle bugfix and enable correct lm_head for multimodal (2) (#18781)

Signed-off-by: Ronald Xu <ronaldxu@amazon.com>

vllm/transformers_utils/configs/eagle.py

@@ -70,7 +70,7 @@ class EAGLEConfig(PretrainedConfig):
 
         if self.model is not None:
             for k, v in self.model.to_dict().items():
-                if not hasattr(self, k):
+                if k not in kwargs:
                     setattr(self, k, v)
 
     @classmethod