Bump scikit-learn from 1.3.1 to 1.5.0 in /python-rag-chatbot

Bumps [scikit-learn](https://github.com/scikit-learn/scikit-learn) from 1.3.1 to 1.5.0.
- [Release notes](https://github.com/scikit-learn/scikit-learn/releases)
- [Commits](scikit-learn/scikit-learn@1.3.1...1.5.0)

---
updated-dependencies:
- dependency-name: scikit-learn
  dependency-type: direct:production
...

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

Author: dependabot[bot]

python-rag-chatbot/requirements.txt

@@ -217,7 +217,7 @@ rpds-py==0.10.6
 rsa==4.9
 s3transfer==0.10.1
 safetensors==0.4.3
-scikit-learn==1.3.1
+scikit-learn==1.5.0
 scipy==1.11.3
 section==2.0
 Send2Trash==1.8.2