Update airOS documentation for release #40257
Description
Feedback
As requested on discord #40210 was merged with intention to be in rc but that unfortunately didn't happen. Besides providing more clarity and readability it also fixes a nasty typo now present with airOS opearting system - with yesterdays changes merging #40289 (and #40274 before that) will also work
Should
URL
https://rc.home-assistant.io/integrations/airos
Version
2025.8