Minor update

Author: FerryAr

system/bin/bootlinux

@@ -5,5 +5,5 @@ SCRIPT_PATH=$(readlink -f $0)
 . ${SCRIPT_PATH%/*}/bootlinux_env
 
 if [ $# -eq 0 ]; then
-	$busybox chroot $mnt /bin/su -l
+	$busybox chroot $mnt /usr/bin/env su -l
 fi