Bump langsmith from 0.6.3 to 0.7.31 in the uv group across 1 directory

Bumps the uv group with 1 update in the / directory: [langsmith](https://github.com/langchain-ai/langsmith-sdk).


Updates `langsmith` from 0.6.3 to 0.7.31
- [Release notes](https://github.com/langchain-ai/langsmith-sdk/releases)
- [Commits](https://github.com/langchain-ai/langsmith-sdk/commits/v0.7.31)

---
updated-dependencies:
- dependency-name: langsmith
  dependency-version: 0.7.31
  dependency-type: direct:production
  dependency-group: uv
...

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

Author: dependabot[bot]

pyproject.toml

@@ -9,7 +9,7 @@ dependencies = [
     "langgraph",
     "langgraph-sdk",
     "langgraph-checkpoint-sqlite",
-    "langsmith>=0.2.0",
+    "langsmith>=0.7.31",
     "langchain-community",
     "langchain-core",
     "langchain-openai",