Add Viber to the "Share Buttons" widget.

Prerequisites • I have searched for similar feature requests in both open and closed discussions and cannot find an existing request. • I have verified that the feature is still missing from the latest stable versions of Elementor or Elementor Pro. What problem is your feature request going to solve? Please describe.. In Elementor Pro "Share Buttons" widget, there are plenty of options to choose, so you can share your pages and posts to many platforms, however, Viber is missing. Describe the solution you'd like. Considering WhatsApp is already being there, why not add a Viber as well. I think many people who have strong Viber communities will find it useful. On top of that, Elementor already supports Viber in some other parts of application - for example: Button widget > Link > Dynamic Tags > Contact URL > Type > Viber Describe alternatives you've considered. _No response_ Additional context Upon inspecting the Elementor and Ele…