fix(chat-pdf): update dependency langchain to v0.0.273

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
langchain	0.0.272 -> 0.0.273

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Release Notes

langchain-ai/langchain (langchain)

v0.0.273

Compare Source

What's Changed

• 📖 docs: compact api reference by @​leo-gan in https://github.com/langchain-ai/langchain/pull/8651
• Add Code LLaMA to code QA use case by @​rlancemartin in https://github.com/langchain-ai/langchain/pull/9713
• Add the option to use separate LLMs for GraphCypherQA chain by @​tomasonjo in https://github.com/langchain-ai/langchain/pull/9689
• sort api classes by @​baskaryan in https://github.com/langchain-ai/langchain/pull/9710
• Added search parameters to qdrant max_marginal_relevance_search by @​whitead in https://github.com/langchain-ai/langchain/pull/7745
• rm google api core by @​baskaryan in https://github.com/langchain-ai/langchain/pull/9721
• fix integration deps by @​baskaryan in https://github.com/langchain-ai/langchain/pull/9722
• Chat Loaders by @​hinthornw in https://github.com/langchain-ai/langchain/pull/9708
• Xata as a chat message memory store by @​tsg in https://github.com/langchain-ai/langchain/pull/9719
• Hub Push Ergonomics by @​efriis in https://github.com/langchain-ai/langchain/pull/9731
• Add del vector pgvector + adding modification time to confluence and google drive docs by @​NaamaMagami in https://github.com/langchain-ai/langchain/pull/9604
• Added a pdf parser based on DocAI by @​lkuligin in https://github.com/langchain-ai/langchain/pull/9579
• add twitter chat loader doc by @​hwchase17 in https://github.com/langchain-ai/langchain/pull/9737
• Update Mosaic endpoint input/output api by @​margaretqian in https://github.com/langchain-ai/langchain/pull/7391
• remove Value error "pyspark is not installed. Please install it with `pip i… by @​Jurik-001 in https://github.com/langchain-ai/langchain/pull/9723
• Fix QuestionListOutputParser by @​skozlovf in https://github.com/langchain-ai/langchain/pull/9738
• Azure Cognitive Search - update sdk b8, mod user agent, search with scores by @​ruoccofabrizio in https://github.com/langchain-ai/langchain/pull/9191
• bump 273 by @​baskaryan in https://github.com/langchain-ai/langchain/pull/9751

New Contributors

• @​NaamaMagami made their first contribution in https://github.com/langchain-ai/langchain/pull/9604
• @​margaretqian made their first contribution in https://github.com/langchain-ai/langchain/pull/7391
• @​Jurik-001 made their first contribution in https://github.com/langchain-ai/langchain/pull/9723

Full Changelog: langchain-ai/langchain@v0.0.272...v0.0.273

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