Fix build without xen
Fix build without xen

Commit 11567cf66f36 introduced an include which will only work when
building with xen (particularly libxl).  However, that file is supposed
to be includable from anywhere (as with other testutils* files.

Signed-off-by: Martin Kletzander <e82f23e74d43760279ebcc505dac4ae70d5627d0@redhat.com>

zippy2/libvirt,andreabolognani/libvirt,olafhering/libvirt,taget/libvirt,jardasgit/libvirt,libvirt/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,nertpinx/libvirt,datto/libvirt,andreabolognani/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,taget/libvirt,jfehlig/libvirt,jfehlig/libvirt,zippy2/libvirt,datto/libvirt,jardasgit/libvirt,crobinso/libvirt,datto/libvirt,fabianfreyer/libvirt,olafhering/libvirt,andreabolognani/libvirt,eskultety/libvirt,crobinso/libvirt,jfehlig/libvirt,jardasgit/libvirt,libvirt/libvirt,taget/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,zippy2/libvirt,eskultety/libvirt,jfehlig/libvirt,datto/libvirt,taget/libvirt,libvirt/libvirt,datto/libvirt,eskultety/libvirt,nertpinx/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,crobinso/libvirt,eskultety/libvirt,taget/libvirt,eskultety/libvirt,libvirt/libvirt,andreabolognani/libvirt,VenkatDatta/libvirt,jardasgit/libvirt,crobinso/libvirt,olafhering/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,andreabolognani/libvirt,zippy2/libvirt,olafhering/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt