Bump langgraph from 0.6.8 to 0.6.10 (#5330)

Bumps [langgraph](https://github.com/langchain-ai/langgraph) from 0.6.8 to 0.6.10.
- [Release notes](https://github.com/langchain-ai/langgraph/releases)
- [Commits](langchain-ai/langgraph@0.6.8...0.6.10)

---
updated-dependencies:
- dependency-name: langgraph
  dependency-version: 0.6.10
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -8,7 +8,7 @@ langchain-community==0.3.31
 langchain-google-genai==2.1.12
 langchain-mistralai==0.2.12
 langchain-openai==0.3.33
-langgraph==0.6.8
+langgraph==0.6.10
 libmozdata==0.2.11
 llama-cpp-python==0.2.90
 lmdb==1.7.3