Add XGBoost Model

[Chaitanya134]

Feature description

There are many commonly used machine learning models already present but there is no implementation of the xgboost model present.

Implement:

1. XGBClassifier - for classification tasks
2. XGBRegressor - for regression tasks

Would you like to work on this feature?

• Yes, I want to work on this feature!

[yogesh-9999]

!assign

[AshwiniDR1802]

i want to work on this issue

[Dayanand07]

Hello, I would like to acknowledge you that I have expertise in this domain . I can contribute to my best in this issue. Can you please assign this task to me?

[Moddy2024]

I have created two separate PR's for both classifier and the regressor. The PR is #7072 for XGBClassifier and #7074 for XGBRegressor