Fix incorrect moduleResolution in tsconfig.json for package tests

`moduleResolution` must be set to `node` as `resolveJsonModule: true`
cannot be used otherwise.

test/package/browser/template/src/tsconfig.json

@@ -4,7 +4,7 @@
     "resolveJsonModule": true,
     "esModuleInterop": true,
     "module": "esnext",
-    "moduleResolution": "bundler",
+    "moduleResolution": "node",
     "jsx": "react-jsx"
   }
 }