swupdate-image.inc: remove unused fix_inittab_swupdate

Removed unusued function fix_inittab_swupdate and its usage.

Signed-off-by: Diego Rondini <diego.rondini@kynetics.com>
Acked-by: Stefano Babic <sbabic@denx.de>

recipes-extended/images/swupdate-image.inc

@@ -21,15 +21,3 @@ IMAGE_FSTYPES = "ext4.gz.u-boot"
 inherit image
 
 IMAGE_LINGUAS = " "
-
-fix_inittab_swupdate () {
-	sed -e 's/1\:2345.*/1\:2345:respawn:\/bin\/sh/' \
-		"${IMAGE_ROOTFS}${sysconfdir}/inittab" | \
-		sed -e 's/^z6/#&/' | \
-		 sed -e 's/.*getty.*//' \
-		> "${IMAGE_ROOTFS}${sysconfdir}/inittab.swupdate"
-	rm ${IMAGE_ROOTFS}${sysconfdir}/inittab
-	mv ${IMAGE_ROOTFS}${sysconfdir}/inittab.swupdate ${IMAGE_ROOTFS}${sysconfdir}/inittab
-}
-
-ROOTFS_POSTPROCESS_COMMAND += "${@bb.utils.contains('SWUPDATE_INIT', 'tiny', 'fix_inittab_swupdate', '',  d)}"