winspool.drv: Write-strings warnings fix (Resent)

[Alexandre Julliard]

Andrew Talbot <Andrew.Talbot at talbotville.com> writes:

> @@ -421,7 +431,7 @@
>          *s=':';
>          pent = s;
>      } else
> -        pent = "";
> +        pent = empty;

This one is not in an API structure so it should be made const.

-- 
Alexandre Julliard
julliard at winehq.org