Change structure of required.data file

[ansivgit]

📝 Describe the refactoring task

As it should be

As it is now

📍 Code location

src/widgets/required/required.data.ts

🛠️ Suggested improvement

To fix the list levels (marked and unmarked) we need to change the required.data structure - the description field should become an object with an unmarked title (e.g 'intro') and a marked list as array. More details on the screenshots above.

ℹ️ Additional context

Related #345 (point 2).

✅ Definition of Done (DoD):

Provide clear criteria that signify the successful implementation of this refactoring issue.

🕰️ Timeline:

Provide the deadline or estimated timeframe for the bug fix.