C++ API: torch::nn::ConvTranspose{1,2,3}d (#29721)
Summary:
Add torch::nn::ConvTranspose{1,2,3}d module and functional support for the C++ API.
Related Issue: https://github.com/pytorch/pytorch/issues/25883
Reviewer: yf225
Pull Request resolved: https://github.com/pytorch/pytorch/pull/29721
Differential Revision: D18588943
Pulled By: yf225
fbshipit-source-id: d4dbb091389367e70459399d5cda3778325c2120
