Update index.tsx

Point to live (fixed!) site

Author: Kevin Scott

example/src/containers/App/index.tsx

@@ -116,7 +116,7 @@ class App extends React.Component {
             <div className={styles.info}>
               <h2>Instructions</h2>
               <p>
-                Drag and drop some labeled images below to begin training your classifier. <a href="https://github.com/thekevinscott/dataset-tutorial-for-image-classification/tree/master/data/pexel-images">You can download image datasets here.</a>
+                Drag and drop some labeled images below to begin training your classifier. <a href="https://thekevinscott.com/download-image-datasets">You can download image datasets here.</a>
             </p>
               <p><em>Organize your images into folders, where the folders' names are the desired labels.</em></p>
               <div className={styles.imgContainer}>