ipatests: Update Rawhide template for PR-CI
    
    New Rawhide aiming Fedora 34.
    
    Template based on
    `Fedora-Cloud-Base-Vagrant-Rawhide-20201116.n.0.x86_64.vagrant-libvirt.box`
    
    Signed-off-by: Armando Neto <abiagion@redhat.com>
    Reviewed-By: Florence Blanc-Renaud <frenaud@redhat.com>
    Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>