feat: Deprecate Validator class and use Sanatio class instead

Author: codeperfectplus

CHANGELOG.md

@@ -15,4 +15,5 @@ All notable changes to this project will be documented in this file. The format
 -  documentation added
 -  code refactored and code quality improved
 -  test cases and test coverage added
--  bug fixes
+-  bug fixes
+-  Validator class deprecated, Use the Sanatio class instead, which is appropriate name as package name.