Revert D25717504: Clean up some type annotations in test/jit
Test Plan: revert-hammer
Differential Revision:
D25717504 (https://github.com/pytorch/pytorch/commit/a4f30d48d85b934253bef011d01af7dda3468750)
Original commit changeset: 9a83c44db02e
fbshipit-source-id: e6e3a83bed22701d8125f5a293dfcd5093c1a2cd
