chore(deps): bump langsmith from 0.4.58 to 0.8.0 in /climate-advisor

Bumps [langsmith](https://github.com/langchain-ai/langsmith-sdk) from 0.4.58 to 0.8.0.
- [Release notes](https://github.com/langchain-ai/langsmith-sdk/releases)
- [Commits](langchain-ai/langsmith-sdk@v0.4.58...v0.8.0)

---
updated-dependencies:
- dependency-name: langsmith
  dependency-version: 0.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

climate-advisor/service/requirements.txt

@@ -35,7 +35,7 @@ langgraph==1.0.7
 langgraph-checkpoint==4.0.0
 langgraph-prebuilt==1.0.7
 langgraph-sdk==0.3.3
-langsmith==0.4.58
+langsmith==0.8.0
 Mako==1.3.10
 MarkupSafe==3.0.3
 mcp==1.20.0