Update Style Kits Pro tab in SK Settings

[JohnPixle]

We need to update the content of the SK Pro tab at the plugin settings.

Currently it looks like this:

Here is the suggestion:

Notes:

• [x] Update Title and Text
• [x] Button should go to the https://analogwp.com/pricing/ page

Here is the new text:

Transform your design workflow in Elementor with Style Kits PRO

Excited with the free version of Style Kits? Try out Style Kits PRO and optimise your Elementor design workflow with more features:

• Unlimited access to the container-based pattern library
• Unlimited access to the entire collection of Global theme style presets
• Unlock up to 48 Global Style Kit Fonts and Colors
• Unlock up to 24 container spacing presets
• Hide any Style Kit reference from your clients, based on user roles
• Style Kits front-end switcher
• Selectively de-activate Style Kits Panels from the site settings sidebar ... and much more.

Let's also revise the discount box on the right Here we need to do the following:

• [x] Remove bullets and replace with text
• [x] Remove the last name field.

[JohnPixle]

@lushkant I tested on play site and I still see the old content in the PRO tab. Can you make sure this is plugged in?