Swith to chiseltest

[longfangsong]

Feature Request

Is your feature request related to a problem? Please describe:

When doing tests with chisel-iotesters, it gives a warning:

object Driver in package iotesters is deprecated (since chisel-iotesters 2.5.0): chisel-iotesters is end-of-life. Use chiseltest instead, see https://www.chisel-lang.org/chiseltest/migrating-from-iotesters.

Describe the feature you'd like:

Use chiseltest instead.

Teachability, Documentation, Adoption, Migration Strategy:

Ref to the official guide