Bump langsmith from 0.0.69 to 0.0.71

Bumps [langsmith](https://github.com/langchain-ai/langsmith-sdk) from 0.0.69 to 0.0.71.
- [Release notes](https://github.com/langchain-ai/langsmith-sdk/releases)
- [Commits](https://github.com/langchain-ai/langsmith-sdk/compare/v0.0.69...v0.0.71)

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

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -5,7 +5,7 @@ certifi>=2023.7.22 # not directly required, pinned by Snyk to avoid a vulnerabil
 duckduckgo-search==4.0.0
 faiss-cpu==1.7.4
 langchain==0.0.350
-langsmith==0.0.69
+langsmith==0.0.71
 mypy==1.7.1
 numexpr==2.8.8
 numpy>=1.22.2 # not directly required, pinned by Snyk to avoid a vulnerability