winex11.drv: Remove spaces in WARN and TRACE messages.

[Henri Verbeet]

On 1 December 2013 19:18, Andrey Gusev <andrey.goosev at gmail.com> wrote:
> -            WARN( "X Input 2 not available\n" );
> +            WARN( "XInput2 not available\n" );
The extension is actually called the "X Input Extension", so I think
the existing messages are more correct.