Put ParseBlackListOps() into caffe2::glow namespace (#24384)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/24384
So that we can use them in other functions.
Reviewed By: yinghai
Differential Revision: D16824289
fbshipit-source-id: 3cb33cfa9a5c479a63db6438aef518209bdfb1f4
