[Chore] Adjust tokenizer import to avoid circular imports (#30601)

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

tests/models/multimodal/processing/test_common.py

@@ -22,11 +22,8 @@ from vllm.multimodal import MULTIMODAL_REGISTRY, MultiModalDataDict
 from vllm.multimodal.cache import MultiModalProcessorOnlyCache
 from vllm.multimodal.inputs import MultiModalInputs, batched_tensors_equal
 from vllm.multimodal.processing import BaseMultiModalProcessor, InputProcessingContext
-from vllm.tokenizers import (
-    MistralTokenizer,
-    TokenizerLike,
-    cached_tokenizer_from_config,
-)
+from vllm.tokenizers import TokenizerLike, cached_tokenizer_from_config
+from vllm.tokenizers.mistral import MistralTokenizer
 
 from ....multimodal.utils import random_audio, random_image, random_video
 from ...registry import (