message: Adds fonts to loader to ensure they are present at RN runtime.
diff: {
  __unused UIFont *font = [UIFont serifBoldItalicFontWithSize:12];
  font = [UIFont serifBoldFontWithSize:12];
  + font = [UIFont reactNativeSerifFontWithSize:12];
  + font = [UIFont reactNativeSerifFontSemiboldWithSize:12];
  + font = [UIFont reactNativeSerifFontItalicWithSize:12];
  font = [UIFont serifSemiBoldFontWithSize:12];
  font = [UIFont serifFontWithSize:12];
  font = [UIFont serifItalicFontWithSize:12];
  