Removed work around for convolution transpose op since the bug has be… (#22184)
Summary:
…en fixed in v0.18
Pull Request resolved: https://github.com/pytorch/pytorch/pull/22184
Differential Revision: D15982627
Pulled By: bddppq
fbshipit-source-id: 8725d5b5e5b68e029ffb08af12b416bd310c9638
