PLAYRTS-5562 Open player if media highlight section as only one media

[pyby]

Description

As a user
I want to play the media highlight content with less tap/click if only one editorialised media in
so that I don’t ask myself with this highlight detail page exists with only one content.

Changes Made

• A section could have an highlighted item now.
• If this section as only 1 item, it's the highlighted.
• PageViewController displays the media player page if the highlighted is a media.

Checklist

• I have followed the project's style guidelines.
• I have performed a self-review of my own changes.
• I have made corresponding changes to the documentation.
• My changes do not generate new warnings.
• I have tested my changes and I am confident that it works as expected and doesn't introduce any known regressions.
• I have reviewed the contribution guidelines.