Changelog 20260320
YAAP 16.2

* CLEAN FLASH REQUIRED
* March Security Patch
* Add OTA Support
* Fix flashing from YAAP recovery
* Update blobs from OS2.0.9.0.UMQEUXM
* Switch back to Vertex kernel and default schedulers
* Fully rebased kernel with better thermals, performance and efficiency
* Fix heating issue
* Various tweaks to powerhint for balanced performance and efficiency
* Cleanup various rootdir scripts (thanks to kami)