[ CMS ] A more user-friendly News categories selection modal 🔍✔️

Here are the fresh updates for selecting your news categories!
"Add Categories" button and modal with search and sorting features.
You can now quickly search and sort news by category names for quicker access.
Interactive Selection Display
Use the checkboxes to select your new categories.
Selected categories will now appear as removable boxes on the news story page offering a clear view of your selection.
Auto-suggestion of categories
Enter keywords in the "Post To" section, triggering a list of suggested categories to appear for a quick and efficient way to select news categories.
These enhancements will greatly benefit sites with many news categories.
Learn more about creating news stories in the Help Center.