Gravity Forms Quiz Addon 4.2.1

- Updated Quiz to be released with minified and non-minified assets.
- Added support for displaying instant feedback on more than one form on the same page.

- Updated the feedback icons to be visible on all background colors.
- Fixed PHP deprecation notices when using PHP 8+.
- Fixed wrong text domain strings.
- Fixed horizontal spacing on Quiz-specific choices options in the form editor.
- Fixed an issue where the form would return a fatal error when using the 'Randomize order of choices' setting and HTML elements within a field.

- Added additional html classes to quiz confirmation wrapper to standardize styling across themes.
- Fixed deprecation notices on quiz fields with randomized choices in PHP 8+