Bump langchain from 0.3.4 to 0.3.6 in /requirements

[dependabot[bot]]

Bumps langchain from 0.3.4 to 0.3.6.

Release notes

Sourced from langchain's releases.

langchain-core==0.3.6

Changes since langchain-core==0.3.5

core: release 0.3.6 (#26863) core: Add ruff rules for comprehensions (C4) (#26829) [Core] Add more interops tests (#26841) [Core] Inherit tracing metadata & tags (#26838) core: Run LangChainTracer inline (#26797) core[patch]: On Chain Start Fix for Chain Class (#26593) core[patch]: set default on Blob (#26787)

langchain==0.3.6

Changes since langchain==0.3.5

langchain: release 0.3.6 (#27768)

langchain-core==0.3.5

Changes since langchain-core==0.3.4

core: release 0.3.5 (#26737) [LangChainTracer] Omit Chunk (#26602) [Tracer] add project name to run from tracer (#26736) core: fix "template" not allowed as prompt param (#26060)

langchain==0.3.5

Changes since langchain==0.3.4

langchain[patch]: Release 0.3.5 (#27727) docs: Fix typo in _action_agent docs section (#27698) all: test 3.13 ci (#27197) langchain[patch]: de-beta init_chat_model (#27558)

Commits

• 1ed3cd2 langchain: release 0.3.6 (#27768)
• 8180637 community[patch]: Fix Playwright Tools bug with Pydantic schemas (#27050)
• 92024d0 infra: turn off release attestations (#27765)
• deb4320 core[patch]: Release 0.3.14 (#27764)
• 5d33732 core[patch]: make get_all_basemodel_annotations public (#27761)
• 94ea950 core[patch]: support bedrock converse -> openai tool (#27754)
• 3dfdb3e community: prevent gitlab commit on main branch for Gitlab tool (#27750)
• 0a472e2 community: Add Writer integration (#27646)
• 595dc59 docs: run how-to guides in CI (#27615)
• 88bfd60 infra: specify python max version of 3.12 for some integration packages (#27740)
• Additional commits viewable in compare view

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[dependabot[bot]]

Superseded by #828.