[9fans] 9front installer misses /lib/news directory

[Lyndon Nerenberg]

fussy# hg diff sys/lib/sysconfig/proto/distproto
diff -r 3839b70da66a sys/lib/sysconfig/proto/distproto
--- a/sys/lib/sysconfig/proto/distproto Mon Apr 22 03:05:51 2019 +0200
+++ b/sys/lib/sysconfig/proto/distproto Mon Apr 22 18:11:54 2019 -0700
@@ -32,6 +32,7 @@
        ndb     d775
                *
                dhcp    d775
+       news d775
        rfc     d775
                grabrfc
        sky     d775