Fix React 17 app

Have it throw an error so the tests fail.

Author: tombruijn

frameworks/react/cra-17-typescript/src/App.tsx

@@ -1,39 +1,7 @@
-import React from 'react';
-import logo from './logo.svg';
-import { useState, useEffect } from 'react';
 import './App.css';
-import { useGetPokemonByNameQuery } from './services/pokemon'
 
-function App() {
-  const { data: { abilities }, error, isLoading } = useGetPokemonByNameQuery('bulbasaur')
-  console.log({ abilities })
-  const items = [
-    { key: "overgrown" },
-    { key: "chlorophyll" }
-  ];
-  const mappedItems = items.map((item) => ({
-    hasAbility: abilities?.find((a: any) => a.ability.name === item.key)
-  }));
-
-  return (
-    <div className="App">
-      <header className="App-header">
-        <img src={logo} className="App-logo" alt="logo" />
-        <p>
-          Edit <code>src/App.tsx</code> and save to reload.
-        </p>
-        <a
-          className="App-link"
-          href="https://reactjs.org"
-          target="_blank"
-          rel="noopener noreferrer"
-        >
-          Learn React
-        </a>
-        {mappedItems.join("")}
-      </header>
-    </div>
-  );
+function App(): JSX.Element {
+  throw new Error("This is an error")
 }
 
 export default App;