msi: Fix some copy/paste bugs in the implementation of condition operators.

[Jakob Eriksson]

EA Durbin wrote:
> Okay what am i misunderstanding?, explain it to me as its imperative I 
> learn, and I'd love to learn.
>
> %u is an unsigned integer which is 0 to +32,767.

%u is an unsigned integer which is 0 to +65535.


>
> %i is a signed integer –32,767 to +32,767.

%i is a signed integer -32768 to +32767.