Update files on branch smartshift-thomasuster-1687893128

[thomasuster]

Please review and merge these changes.
Explanations: migrations/test/react-dnd/react-dnd/packages/test-suite-cra/src/index.tsx:
["The code changes in this git diff show the migration task of replacing the ReactDOM.render method with the createRoot method.\n\nBelow are the main changes:\n\n1. The import statement of ReactDOM is replaced with the createRoot method from 'react-dom/client'. This is done because we no longer use the entire ReactDOM, but instead use the createRoot method.\n\n2. The ReactDOM.render method is replaced with the createRoot method. The createRoot method is a new API in React 18 and onwards that replaces the old ReactDOM.render method. It provides a number of improvements such as concurrent rendering and allows React to work on multiple tasks at once without blocking the main thread.\n\n3. The 'root' DOM element where our React app attaches itself to, is now passed as an argument to the createRoot method instead of the render method.\n\n4. The render method is now called on the object returned by the createRoot method (root), and the argument passed is the React component that needs to be rendered. This is different from the old API where the DOM element and the React component were both arguments to the ReactDOM.render method.\n\n5. The reportWebVitals function call remains the same as it is not affected by the migration task.\n\nIn summary, these changes enhance the performance of the React application by using the new createRoot API for concurrent rendering."]