`push()` trick in amx_process is an error in latest MSVC

[Y-Less]

I was getting error C2708 on push() calls so looked at the definition:

https://github.com/compuphase/pawn/blob/master/amx/amxprocess.c#L225-L241

I'm not surprised this is now an error!

[namazso]

You could simply use dyncall instead: https://github.com/compuphase/pawn/blob/master/amx/amxprocess.c#L46-L53