libroot: Fix possible typo in printf_size.c
|Reported by:||ohnx56||Owned by:||nobody|
It appears as if there is a typo in printf_size.c; it makes
no sense to compare an unitialized variable in such a way.
info->width is referenced later on in the variable
assignment, it seems possible that the intended statement
was to place the larger of the values between
Fixes CID 609431.