Smoothquant refactor for 3.x API

[violetch24]

Type of Change

Smoothquant refactor for 3.x API API changed

Description

• [x] refactor new API - prepare/convert
• [ ] add ut for new API, remove unnecessary old ones
• [x] fix eager model/prepared model issue for old quantize API
• [ ] support calib_fun rather than dataloader for auto-tuning
• [ ] add ut for auto-tuning
• [ ] modify 3.x sq example

Expected Behavior & Potential Risk

ut pass

How has this PR been tested?

Dependency Change?