[test] Refactor test_quant_api to use shared ToyTwoLinearModel#4236

abhinav-TB wants to merge 2 commits intopytorch:mainpytorch/ao:mainfrom

abhinav-TB:refactor/toy-model-test-quant-apiabhinav-TB/ao:refactor/toy-model-test-quant-apiCopy head branch name to clipboard