Revert "feat : split the whole pyproject.toml back in multiple pieces as setuptools generates bugs when both are coexisting"

This reverts commit e653863d.

feat : split the whole pyproject.toml back in multiple pieces as setuptools generates bugs when both are coexisting

feat : merged .pylintrc in pyproject.toml with command `pylint --generate-toml-config >> pyproject.toml`