message: chore(yfa-react): Use PHOTO_STORAGE constant
  In the loadSaved() method we can use the PHOTO_STORAGE constant already declared, instead of the 'photos' string.
diff: @@ -43,7 +43,7 @@ With the photo array data saved, we will create a method that will retrieve the
  ```typescript
  useEffect(() => {
  const loadSaved = async () => {
  - const photosString = await get('photos');
  + const photosString = await get(PHOTO_STORAGE);
  const photos = (photosString ? JSON.parse(photosString) : []) as Photo[];
  for (let photo of photos) {
  const file = await readFile({
  