Fix AppVeyor IA32 builds (#5096)
Fix AppVeyor IA32 builds (#5096)

* Fix AppVeyor IA32 builds

> The default target platform name (architecture) is that of the host and is provided in the CMAKE_VS_PLATFORM_NAME_DEFAULT variable.

AppVeyor uses AMD64. Oops.

* del cmakecache

* -

* +
mc-server/MCServer,mc-server/MCServer,mc-server/MCServer,mc-server/MCServer,mc-server/MCServer,mc-server/MCServer