[Chore] Separate out vllm.utils.importlib (#27022)

Signed-off-by: DarkLight1337 <tlleungac@connect.ust.hk>

vllm/v1/structured_output/__init__.py

@@ -8,7 +8,7 @@ from vllm.config import VllmConfig
 from vllm.logger import init_logger
 from vllm.reasoning import ReasoningParserManager
 from vllm.transformers_utils.tokenizer import init_tokenizer_from_configs
-from vllm.utils import LazyLoader
+from vllm.utils.import_utils import LazyLoader
 from vllm.v1.structured_output.backend_guidance import GuidanceBackend
 from vllm.v1.structured_output.backend_types import (
     StructuredOutputBackend,