add named user for bind

usr/share/archboot/base/etc/group

@@ -18,6 +18,7 @@ locate:x:21:
 rfkill:x:24:
 smmsp:x:25:
 http:x:33:
+named:x:40:
 games:x:50:
 lock:x:54:
 uuidd:x:68:

usr/share/archboot/base/etc/gshadow

@@ -29,3 +29,4 @@ power:x::
 uuidd:!::
 nobody:::
 users:::
+named:!::

usr/share/archboot/base/etc/passwd

@@ -2,3 +2,4 @@ nobody:x:99:99:nobody:/:/bin/false
 root:x:0:0:root:/root:/bin/zsh
 dbus:x:81:81:System message bus:/:/bin/false
 uuidd:x:68:68:uuidd:/:/sbin/nologin
+named:x:40:40:BIND DNS Server:/var/named:/bin/false

usr/share/archboot/base/etc/shadow

@@ -2,3 +2,4 @@ nobody:x:0::::::
 root::99999::::::
 dbus:!:15490:0:99999:7:::
 uuidd:!:15589::::::
+named:!:15217:0:99999:7:::