add docs recommending to only have 1 cImport
add docs recommending to only have 1 cImport

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