Bump tavily-python from 0.1.9 to 0.2.3

Bumps [tavily-python](https://github.com/assafelovic/tavily-python) from 0.1.9 to 0.2.3.
- [Commits](https://github.com/assafelovic/tavily-python/commits)

---
updated-dependencies:
- dependency-name: tavily-python
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -17,7 +17,7 @@ fastapi
 python-multipart
 markdown
 langchain==0.0.308
-tavily-python==0.1.9
+tavily-python==0.2.3
 permchain==0.0.3
 arxiv
 pymupdf