add linear operation and modify one of the tests (#61238)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/61238
Test Plan: Imported from OSS
Reviewed By: iramazanli
Differential Revision: D29626333
Pulled By: migeed-z
fbshipit-source-id: d4303918e380d64ba8ab678f249db6674e89357a
