Bump scikit-learn from 1.3.2 to 1.5.0 in /backend/python (#70)

Bumps [scikit-learn](https://github.com/scikit-learn/scikit-learn) from 1.3.2 to 1.5.0.
- [Release notes](https://github.com/scikit-learn/scikit-learn/releases)
- [Commits](scikit-learn/scikit-learn@1.3.2...1.5.0)

---
updated-dependencies:
- dependency-name: scikit-learn
  dependency-version: 1.5.0
  dependency-type: direct:production
...

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Co-authored-by: Colin Toft <47548563+ColinToft@users.noreply.github.com>

Author: dependabot[bot]

backend/python/requirements.txt

@@ -71,7 +71,7 @@ polyline>=2.0.2
 # Data generation and mathematical optimization
 faker>=20.0.0
 numpy==1.26.4
-scikit-learn==1.3.2
+scikit-learn==1.5.0
 scikit-learn-extra==0.2.0
 seaborn==0.13.2
 matplotlib==3.10.0