typespec: update fetcherVersion in pnpm.fetchDeps (#457046)

pkgs/by-name/ty/typespec/package.nix

@@ -6,7 +6,7 @@
   nix-update-script,
   nodejs,
   pnpm,
-  testers,
+  versionCheckHook,
 }:
 
 let
@@ -38,8 +38,8 @@ stdenvNoCC.mkDerivation (finalAttrs: {
       pnpmWorkspaces
       postPatch
       ;
-    fetcherVersion = 1;
-    hash = "sha256-/Y7KhdNeyUV2CQQWjhYBDDT24oE6UdBO6HTweUUaNqc=";
+    fetcherVersion = 2;
+    hash = "sha256-ztig1B10cQQy+4XKZjwwlCxGenwcU+C28TfTWHqZ59Y=";
   };
 
   postPatch = ''
@@ -91,9 +91,11 @@ stdenvNoCC.mkDerivation (finalAttrs: {
     runHook postInstall
   '';
 
-  passthru.tests.version = testers.testVersion {
-    package = finalAttrs.finalPackage;
-  };
+  nativeInstallCheckInputs = [
+    versionCheckHook
+  ];
+  doInstallCheck = true;
+  versionCheckProgramArg = "--version";
 
   passthru.updateScript = nix-update-script {
     extraArgs = [ ''--version-regex=typespec-stable@(\d+\.\d+\.\d+)'' ];