Get rid of all old solutions and projects.
Switch to CUDA 12.0.0.
Add crypt_proj to the solution.
Use 'windows-2022' on CI.
This fixes#4917.
Signed-off-by: Vitalii Koshura <lestat.de.lionkur@gmail.com>
This was a hold over from the Win9x days when a console application window could not be hidden by the processed that launched it. Since we no longer need to support Win9x we can get rid of this hack.