Added remainder of high-priority trigonometric math ops (#21126)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/21126
ghimport-source-id: e310f3cfb28436b99ad038691887ca82068ca2c9
Differential Revision: D15563191
Pulled By: Chillee
fbshipit-source-id: 7135ddd5bc9eebc818694fa8b67eaade907fa8a1
