Bump imbalanced-learn from 0.11.0 to 0.12.0 (#3998)

Bumps [imbalanced-learn](https://github.com/scikit-learn-contrib/imbalanced-learn) from 0.11.0 to 0.12.0.
- [Release notes](https://github.com/scikit-learn-contrib/imbalanced-learn/releases)
- [Commits](https://github.com/scikit-learn-contrib/imbalanced-learn/compare/0.11.0...0.12.0)

---
updated-dependencies:
- dependency-name: imbalanced-learn
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -1,7 +1,7 @@
 amqp==5.2.0
 beautifulsoup4==4.12.3
 boto3==1.34.23
-imbalanced-learn==0.11.0
+imbalanced-learn==0.12.0
 libmozdata==0.2.4
 lmdb==1.4.1
 markdown2==2.4.12