Deprecate .mT,.T,.mH,.H on 0D tensors (#92143)
As discussed with @ngimel, this is not only not documented,
but also an unnecessary edge case. See https://github.com/pytorch/pytorch/pull/90463#discussion_r1064807197
Pull Request resolved: https://github.com/pytorch/pytorch/pull/92143
Approved by: https://github.com/ngimel