chore(deps): bump litellm from 1.82.6 to 1.83.7 in /scripts

Bumps [litellm](https://github.com/BerriAI/litellm) from 1.82.6 to 1.83.7.
- [Release notes](https://github.com/BerriAI/litellm/releases)
- [Commits](https://github.com/BerriAI/litellm/commits)

---
updated-dependencies:
- dependency-name: litellm
  dependency-version: 1.83.7
  dependency-type: direct:production
...

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

Author: dependabot[bot]

scripts/requirements.txt

@@ -49,7 +49,7 @@ cohere>=4.0.0
 mistralai>=0.1.0
 pdfminer.six>=20221105
 wikipedia-api>=0.6.0
-litellm==1.82.6
+litellm==1.83.7
 pyalex>=0.8.2
 aiohttp
 numpy>=1.24.4,<2.0.0