Changes since langchain==1.2.2
release(langchain): 1.2.3 (#34668)
refactor(langchain): engage summarization based on reported usage_metadata (#34632)
fix(langchain): keep tool call / AIMessage pairings when summarizing (#34609)
test(langchain): cover chat model provider inference (#34657)
fix(langchain): fix copy-paste error on azure_openai embedding provider map (#34655)