Kobject: rename kobject_init_ng() to kobject_init()

Now that the old kobject_init() function is gone, rename
kobject_init_ng() to kobject_init() to clean up the namespace.

Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 989d854..ae800ba 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -2033,7 +2033,7 @@
 	if (err)
 		goto abort_free;
 
-	kobject_init_ng(&rdev->kobj, &rdev_ktype);
+	kobject_init(&rdev->kobj, &rdev_ktype);
 
 	rdev->desc_nr = -1;
 	rdev->saved_raid_disk = -1;