langchain

5dbe456a - Bug fix tongyi.py to be compatible with DashScope API (#11956)

Bug fix tongyi.py to be compatible with DashScope API (#11956) Current ChatTongyi is not compatible with DashScope API, which will cause error when passing api key to chat model directly. - **Description:** Update tongyi.py to be compatible with DashScope API. Specifically, update parameter name "dashscope_api_key" to "api_key". - **Issue:** None. - **Dependencies:** Nothing new, Tongyi would require DashScope as before.