chore(internal): fix formatting

Author: RobertCraigie

src/openai/types/chat/chat_completion_message_tool_call.py

@@ -7,7 +7,7 @@
 from .chat_completion_message_custom_tool_call import ChatCompletionMessageCustomToolCall
 from .chat_completion_message_function_tool_call import Function as Function, ChatCompletionMessageFunctionToolCall
 
-__all__ = [ "Function", "ChatCompletionMessageToolCallUnion"]
+__all__ = ["Function", "ChatCompletionMessageToolCallUnion"]
 
 ChatCompletionMessageToolCallUnion: TypeAlias = Annotated[
     Union[ChatCompletionMessageFunctionToolCall, ChatCompletionMessageCustomToolCall],