[libvirt] [PATCH] Fix an occurence of 0.8.9 in the doc

Eric found this out during a review, I then searched the full tree and this was the only occurence of 0.8.9 hopefully that's enough, pushed as this is trivial, Daniel -- Daniel Veillard | libxml Gnome XML XSLT toolkit http://xmlsoft.org/ daniel@veillard.com | Rpmfind RPM search engine http://rpmfind.net/ http://veillard.com/ | virtualization library http://libvirt.org/