skip test_jit_legacy (#68129)
Summary:
disables failing tests in [https://github.com/pytorch/pytorch/issues/66429](https://github.com/pytorch/pytorch/issues/67646)
Pull Request resolved: https://github.com/pytorch/pytorch/pull/68129
Reviewed By: suo, janeyx99
Differential Revision: D32326118
Pulled By: Krovatkin
fbshipit-source-id: ca00d2214503f418be45dc756057b990fb6e6370
