cpu: x86: Clean up error messages in x86VendorLoad()
cpu: x86: Clean up error messages in x86VendorLoad()

Avoid a line exceeding 80 characters and change argument alignment in
two error messages.

jardasgit/libvirt,olafhering/libvirt,VenkatDatta/libvirt,zippy2/libvirt,datto/libvirt,agx/libvirt,elmarco/libvirt,andreabolognani/libvirt,cbosdo/libvirt,elmarco/libvirt,datto/libvirt,zippy2/libvirt,zhlcindy/libvirt-1.1.4-maintain,fabianfreyer/libvirt,rlaager/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,cbosdo/libvirt,zhlcindy/libvirt-1.1.4-maintain,cbosdo/libvirt,agx/libvirt,libvirt/libvirt,VenkatDatta/libvirt,jfehlig/libvirt,taget/libvirt,eskultety/libvirt,agx/libvirt,andreabolognani/libvirt,elmarco/libvirt,andreabolognani/libvirt,jfehlig/libvirt,cbosdo/libvirt,rlaager/libvirt,elmarco/libvirt,taget/libvirt,nertpinx/libvirt,nertpinx/libvirt,fabianfreyer/libvirt,libvirt/libvirt,datto/libvirt,VenkatDatta/libvirt,VenkatDatta/libvirt,taget/libvirt,jardasgit/libvirt,rlaager/libvirt,jardasgit/libvirt,jfehlig/libvirt,zhlcindy/libvirt-1.1.4-maintain,shugaoye/libvirt,shugaoye/libvirt,eskultety/libvirt,zhlcindy/libvirt-1.1.4-maintain,rlaager/libvirt,shugaoye/libvirt,zippy2/libvirt,taget/libvirt,libvirt/libvirt,eskultety/libvirt,agx/libvirt,rlaager/libvirt,jardasgit/libvirt,eskultety/libvirt,libvirt/libvirt,crobinso/libvirt,agx/libvirt,crobinso/libvirt,zippy2/libvirt,VenkatDatta/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,datto/libvirt,taget/libvirt,olafhering/libvirt,crobinso/libvirt,datto/libvirt,fabianfreyer/libvirt,cbosdo/libvirt,nertpinx/libvirt,nertpinx/libvirt,shugaoye/libvirt,olafhering/libvirt,fabianfreyer/libvirt,zhlcindy/libvirt-1.1.4-maintain,nertpinx/libvirt,eskultety/libvirt,crobinso/libvirt,elmarco/libvirt,jfehlig/libvirt,olafhering/libvirt,shugaoye/libvirt