util: netdev: use VIR_AUTOCLOSE instead of VIR_FORCE_CLOSE
util: netdev: use VIR_AUTOCLOSE instead of VIR_FORCE_CLOSE

Signed-off-by: Shi Lei <79e2d1a953a210f9f0c36cafbe946414d6421d20@massclouds.com>

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