Changes since langchain-openai==0.2.0

openai[patch]: Release 0.2.1 (#26858) openai[patch]: fix azure integration tests (#26791) openai[patch]: enable Azure structured output, parallel_tool_calls=Fa… (#26599) openai: embeddings: supported chunk_size when check_embedding_ctx_length is disabled (#23767) anthropic[patch]: fix tool call and tool res image_url handling (#26587) core,openai,grow,fw[patch]: deprecate bind_functions, update chat mod… (#26584)