Update scikit-learn requirement from ~=1.2.1 to ~=1.4.0

Updates the requirements on [scikit-learn](https://github.com/scikit-learn/scikit-learn) to permit the latest version.
- [Release notes](https://github.com/scikit-learn/scikit-learn/releases)
- [Commits](scikit-learn/scikit-learn@1.2.1...1.4.0)

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

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

requirements.txt

@@ -35,4 +35,4 @@ gunicorn==21.2.0
 torch==2.1.1
 
 setuptools~=69.0.3
-scikit-learn~=1.2.1
+scikit-learn~=1.4.0