What's New slide to the App intro

[jamescr]

📝 What's New slide to the App intro

📖 Description

Add a new slide to the intro to describe in a single line what is included in the App version. This description is expected to change in every release.

🖼️ Screenshots (if applicable)

• Include any relevant screenshots or examples of the changes made. This helps reviewers visualize the updates

✅ Pull Request Checklist

• The PR is proposed to the DEVELOP branch.
• [] The changes have been tested on the target Android API and minimum Android API.
• Automated tests have been added (if applicable).
• The feature is well documented.
• There is a reference to the original ISSUE and related work.

📝 Additional Notes

• Any additional context, questions, or considerations for the reviewers.
• Take a look at our Contributing Guide before submitting your PR.