[libvirt] [PATCH 02/10] util: error: Fix error message strings to play well with additional info

[Erik Skultety]

On Wed, Dec 05, 2018 at 05:47:43PM +0100, Peter Krempa wrote:
> Additional information for a string is always in form of a string or
> empty. Fix two offenders. One used %d as format modifier and second
> always expected a string. Both are thankfully unused currently.
>
> Signed-off-by: Peter Krempa <pkrempa at redhat.com>
> ---
Reviewed-by: Erik Skultety <eskultet at redhat.com>