Add osu! World Cup 2025: Finals Recap news post (ppy#14078)

* Add assets

* Add initial news draft

* Remove old banner

* Update mappool image link

* Fix mappool showcase vod link

* add interview banners

* apply review

Co-authored-by: Hivie <[email protected]>

* split paragraph

* reword final line

* redate

---------

Co-authored-by: Hivie <[email protected]>
Co-authored-by: Walavouchey <[email protected]>

Author: 3 people