sudo: use Debian as upstream

As we are using a Debian/Ubuntu patch, it makes more sense to get the
tarball from there as well.

package/sudo/sudo.mk

@@ -5,15 +5,13 @@
 #############################################################
 
 SUDO_VERSION:=1.6.8p12
-#SUDO_SITE:=ftp://ftp.sudo.ws/pub/sudo/
-SUDO_SITE:=$(BR2_ATMEL_MIRROR)
+SUDO_SITE:=$(BR2_DEBIAN_MIRROR)/debian/pool/main/s/sudo
 
 #SUDO_VERSION:=1.7.0
 #SUDO_SITE:=http://www.courtesan.com/sudo/dist
 # 1.7.0 Needs update Cross-Compiler patches
 
-
-SUDO_SOURCE:=sudo-$(SUDO_VERSION).tar.gz
+SUDO_SOURCE:=sudo_$(SUDO_VERSION).orig.tar.gz
 SUDO_DIR:=$(BUILD_DIR)/sudo-$(SUDO_VERSION)
 SUDO_UNZIP:=$(ZCAT)