[24.0] Increase ContentItem clickable area

[ahmedhamidawan]

Fixes #17620

Before	After
increase_content_item_click_before.mp4	increase_content_item_click_after.mp4

Also adds a minor enhancement where if you might have entered a collection view by clicking or keyboard, when you return to the panel, the collection is focused so that you can continue navigating the history with the arrow keys etc.

How to test the changes?

(Select all options that apply)

• I've included appropriate automated tests.
• This is a refactoring of components with existing test coverage.
• Instructions for manual testing are as follows:
  1. [add testing steps and prerequisites here if you didn't write automated tests covering all your changes]

License

• I agree to license these and all my past contributions to the core galaxy codebase under the MIT license.

[martenson]

much better, thank you @ahmedhamidawan