remove .service/.target/.bundle etc suffixes on service names

they don't seem to be providing value

pkgs/liminix-tools/networking/pppoe.nix

@@ -17,7 +17,7 @@ interface: {
 let
   name = "${interface.device}.pppoe";
   ip-up = writeAshScript "ip-up" {} ''
-    outputs=/run/service-state/${name}.service/
+    outputs=/run/service-state/${name}/
     mkdir -p $outputs
     (cd $outputs
     echo $1 > ifname

pkgs/liminix-tools/networking/udhcpc.nix

@@ -14,7 +14,7 @@ action=$1
 
 set_address() {
     ip address replace $ip/$mask dev $interface
-    dir=/run/service-state/${name}.service/
+    dir=/run/service-state/${name}/
     mkdir -p $dir
     for i in lease mask ip router siaddr dns serverid subnet opt53 interface ; do
         echo ''${!i} > $dir/$i