mtd: nandsim: don't call nand_default_bbt() directly

We want the default nand_chip.scan_bbt() function, so just use the
proper indirection.
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

drivers/mtd/nand/nandsim.c

@@ -2372,7 +2372,7 @@ static int __init ns_init_module(void)
 	if ((retval = init_nandsim(nsmtd)) != 0)
 		goto err_exit;
 
-	if ((retval = nand_default_bbt(nsmtd)) != 0)
+	if ((retval = chip->scan_bbt(nsmtd)) != 0)
 		goto err_exit;
 
 	if ((retval = parse_badblocks(nand, nsmtd)) != 0)