Update vitest templates

js-vitest/vite.config.js

@@ -8,7 +8,9 @@ export default defineConfig({
     transformMode: {
       web: [/\.jsx?$/],
     },
-    setupFiles: './setupVitest.js',
+    setupFiles: ['node_modules/@testing-library/jest-dom/extend-expect.js'],
+    // otherwise, solid would be loaded twice:
+    deps: { registerNodeLoader: true },
     // if you have few tests, try commenting one
     // or both out to improve performance:
     // threads: false,