Fix initramfs-$ver.img vs initrd-$ver in dracut-initramfs-restore.sh

dracut-shutdown.service invokes dracut-initramfs-restore script which
will never work in openSUSE because initrd images are named initrd not
initramfs.
nfs: Add ifname=$dev:$mac to boot parameters

This is needed to be able to uniqule identify the NIC, also if renaming
of the network device is in place.

Signed-off-by: Thomas Renninger <trenn@suse.de>
convertrunfs: Fix typo

bnc#901322