Drop patches fixed upstream

    Fix-cgroups-when-all-are-mounted-on-sys-fs-cgroup.patch
    Fix-launching-of-VMs-on-when-only-logind-part-of-sys.patch
    Fix-make-check-not-finding-finding-the-libvirtd-lens.patch
    Parse-AM_LDFLAGS-to-driver-modules-too.patch
    virFileNBDDeviceAssociate-Avoid-use-of-uninitialized.patch