Bump scikit-learn from 1.1.2 to 1.5.0 in /tests/functional_tests

Bumps [scikit-learn](https://github.com/scikit-learn/scikit-learn) from 1.1.2 to 1.5.0.
- [Release notes](https://github.com/scikit-learn/scikit-learn/releases)
- [Commits](scikit-learn/scikit-learn@1.1.2...1.5.0)

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

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

tests/functional_tests/requirements.txt

@@ -1,4 +1,4 @@
 numpy==1.22.4
 python-dotenv==0.21.0
-scikit-learn==1.1.2
+scikit-learn==1.5.0
 tornado==6.4.1