Revert "[inductor] add conv_transpose2d unary fusion for cpu in inference mode (#90265)"
This reverts commit d6fe9838d19a5dee60410b3b9212bf10a43105a4.
Reverted https://github.com/pytorch/pytorch/pull/90265 on behalf of https://github.com/ezyang due to earlier pr on stack got yanked, this one needs to go too
