sudo: update /etc/pam.d/sudo to use system-auth from pam-base.

srcpkgs/sudo/files/sudo.pam

@@ -1,5 +1,4 @@
-auth 		required	pam_unix.so
-account 	required	pam_unix.so
-session 	optional        pam_mail.so     dir=/var/mail standard
-session 	required        pam_env.so
-session 	required	pam_unix.so
+#%PAM-1.0
+auth 		include 	system-auth
+account 	include 	system-auth
+session 	include 	system-auth

srcpkgs/sudo/template

@@ -1,7 +1,7 @@
 # Template build file for 'sudo'.
 pkgname=sudo
 version=1.8.11p2
-revision=1
+revision=2
 lib32disabled=yes
 build_style=gnu-configure
 configure_args="--with-ignore-dot -with-all-insults --with-env-editor