self hosted compiler: fix calling convention in type.zig
self hosted compiler: fix calling convention in type.zig

zig-lang/zig,raulgrell/zig,zig-lang/zig,raulgrell/zig,zig-lang/zig,raulgrell/zig,raulgrell/zig,andrewrk/zig,andrewrk/zig,raulgrell/zig