Bump xgboost from 2.1.1 to 2.1.2 (#65)

Bumps [xgboost](https://github.com/dmlc/xgboost) from 2.1.1 to 2.1.2.
- [Release notes](https://github.com/dmlc/xgboost/releases)
- [Changelog](https://github.com/dmlc/xgboost/blob/master/NEWS.md)
- [Commits](dmlc/xgboost@v2.1.1...v2.1.2)

---
updated-dependencies:
- dependency-name: xgboost
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements-docker.txt

@@ -1,5 +1,5 @@
 numpy==2.1.2
 pandas==2.2.3
-xgboost==2.1.1
+xgboost==2.1.2
 pyarrow==17.0.0
 scikit-learn==1.5.2

requirements.txt

@@ -1,7 +1,7 @@
 numpy==2.1.2
 pandas==2.2.3
 xgboost-cpu==2.1.1; platform_machine == "x86_64"
-xgboost==2.1.1; platform_machine != "x86_64"
+xgboost==2.1.2; platform_machine != "x86_64"
 psutil==6.1.0
 pyarrow==17.0.0
 scikit-learn==1.5.2