ghq: add passthru.tests.version and updateScript (#356244)

pkgs/by-name/gh/ghq/package.nix

@@ -1,4 +1,11 @@
-{ lib, buildGoModule, fetchFromGitHub }:
+{
+  lib,
+  buildGoModule,
+  fetchFromGitHub,
+  testers,
+  nix-update-script,
+  ghq,
+}:
 
 buildGoModule rec {
   pname = "ghq";
@@ -24,6 +31,13 @@ buildGoModule rec {
     install -m 444 -D ${src}/misc/bash/_ghq $out/share/bash-completion/completions/_ghq
   '';
 
+  passthru = {
+    tests.version = testers.testVersion {
+      package = ghq;
+    };
+    updateScript = nix-update-script { };
+  };
+
   meta = {
     description = "Remote repository management made easy";
     homepage = "https://github.com/x-motemen/ghq";