Bobby Wang 67c8c96784
[jvm-packages] [breaking] rework xgboost4j-spark and xgboost4j-spark-gpu (#10639)
- Introduce an abstract XGBoost Estimator
- Update to the latest XGBoost parameters
  - Add all XGBoost parameters supported in XGBoost4j-spark.
  - Add setter and getter for these parameters.
  - Remove the deprecated parameters
- Address the missing value handling
- Remove any ETL operations in XGBoost
- Rework the GPU plugin
- Expand sanity tests for CPU and GPU consistency
2024-09-11 15:54:19 +08:00
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