Changes since langchain-core==0.2.38
core[patch]: Release 0.2.39 (#26279)
core[minor]: Remove serialized manifest from tracing requests for non-llm runs (#26270)
core[patch]: wrap mermaid node names w/ markdown in
tag (#26235)
core[patch]: fix edge labels for mermaid graphs (#26201)
infra: Clear cache for env-var checks (#26073)
fmt
fmt