Bug fixes

Okay, one more beta release to remove PHP warnings when checking an array index that may be undefined.

Extra notes added at the bottom, please check it out if any of the below affects you:
1. If you update Open Social without using composer (there are 3rd party libraries that need manual updating).
2. If you are using a custom theme and implementation of block--system-menu-block--main.html.twig

Added Menu attributes

Fixed the Menu Attributes issues
Added Menus attributes support
Added support for "Route:" for title with mega menu

- Fixes right padding by adding unique class
- coder fixes
- Change label on collection route to remove word "entities"

#2966442
Uploading images in a post from an IOS mobile do not result in an image showing up mirrored in the lightbox anymore.