rathole: migrate to runTest

Part of #386873

nixos/tests/all-tests.nix

@@ -1005,7 +1005,7 @@ in {
   radicle = runTest ./radicle.nix;
   ragnarwm = handleTest ./ragnarwm.nix {};
   rasdaemon = handleTest ./rasdaemon.nix {};
-  rathole = handleTest ./rathole.nix {};
+  rathole = runTest ./rathole.nix;
   readarr = handleTest ./readarr.nix {};
   realm = handleTest ./realm.nix {};
   readeck = runTest ./readeck.nix;

nixos/tests/rathole.nix

@@ -1,10 +1,9 @@
-import ./make-test-python.nix (
-  { pkgs, lib, ... }:
+{ lib, ... }:
 
-  let
+let
   successMessage = "Success 3333115147933743662";
-  in
-  {
+in
+{
   name = "rathole";
   meta.maintainers = with lib.maintainers; [ xokdvium ];
   nodes = {
@@ -37,7 +36,9 @@ import ./make-test-python.nix (
       };
     };
 
-      client = {
+    client =
+      { pkgs, ... }:
+      {
         networking = {
           useNetworkd = true;
           useDHCP = false;
@@ -85,5 +86,4 @@ import ./make-test-python.nix (
     response = client.succeed("curl http://10.0.0.1/success-message.txt")
     assert "${successMessage}" in response, "Got invalid response"
   '';
-  }
-)
+}