Bump langsmith from 0.0.49 to 0.0.53

Bumps [langsmith](https://github.com/langchain-ai/langsmith-sdk) from 0.0.49 to 0.0.53.
- [Release notes](https://github.com/langchain-ai/langsmith-sdk/releases)
- [Commits](https://github.com/langchain-ai/langsmith-sdk/compare/v0.0.49...v0.0.53)

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

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

requirements.txt

@@ -1,7 +1,7 @@
 anthropic==0.5.0
 faiss-cpu==1.7.4
 langchain==0.0.320
-langsmith==0.0.49
+langsmith==0.0.53
 numpy>=1.22.2 # not directly required, pinned by Snyk to avoid a vulnerability
 openai==0.28.1
 pypdf==3.16.4