[Bug] Gemini模型tool_use没有返回id

[xdcs100]

Error
Unknown agent error: ValidationError: 1 validation error for FunctionCallOutput
call_id
Input should be a valid string [type=string_type, input_value=None, input_type=NoneType]
For further information visit https://errors.pydantic.dev/2.12/v/string_type