standard-tests: import fix (#25395)

libs/standard-tests/langchain_standard_tests/integration_tests/chat_models.py

@@ -17,7 +17,7 @@ from langchain_core.messages import (
 from langchain_core.output_parsers import StrOutputParser
 from langchain_core.prompts import ChatPromptTemplate
 from langchain_core.pydantic_v1 import BaseModel, Field
-from langchain_core.tools.convert import tool
+from langchain_core.tools import tool
 from pydantic import BaseModel as RawBaseModel
 from pydantic import Field as RawField
 

libs/standard-tests/langchain_standard_tests/unit_tests/chat_models.py

@@ -7,7 +7,7 @@ import pytest
 from langchain_core.language_models import BaseChatModel
 from langchain_core.pydantic_v1 import BaseModel, Field
 from langchain_core.runnables import RunnableBinding
-from langchain_core.tools.convert import tool
+from langchain_core.tools import tool
 
 from langchain_standard_tests.base import BaseStandardTests
 from langchain_standard_tests.utils.pydantic import PYDANTIC_MAJOR_VERSION