Move dict_test.cpp to test folder and fix dict_test.cpp for Aten includes (#24071)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/24071
Pull Request resolved: https://github.com/pytorch/pytorch/pull/24071
Test Plan: Imported from OSS
Differential Revision: D16728574
Pulled By: wanchaol
fbshipit-source-id: 6952b9703a40dc35f567bf17fbdcef6e0c6c2d6e