chore(deps): bump lightgbm from 4.5.0 to 4.6.0

Bumps [lightgbm](https://github.com/microsoft/LightGBM) from 4.5.0 to 4.6.0.
- [Release notes](https://github.com/microsoft/LightGBM/releases)
- [Commits](https://github.com/microsoft/LightGBM/compare/v4.5.0...v4.6.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

requirements-freqai.txt

@@ -6,7 +6,7 @@
 scikit-learn==1.6.1
 joblib==1.4.2
 catboost==1.2.7; 'arm' not in platform_machine
-lightgbm==4.5.0
+lightgbm==4.6.0
 xgboost==2.1.4
 tensorboard==2.19.0
 datasieve==0.1.7