torch.ao migration: quantize_jit.py phase1 (#64860)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/64860
ghstack-source-id: 137885395
Test Plan: buck test mode/dev //caffe2/test:quantization
Reviewed By: jerryzh168
Differential Revision: D30880574
fbshipit-source-id: 9629027dd3b00bb8d45633e1564fc03a866f8c31
