Improve support for some old intel GPU on kernel 5.4.
OLED display support is now enabled with the option "oled_display".
Add rtl8814au driver, use "options=rtl8814au" to enable it.
Updated wireless regulatory database.
Many bugfixes.
Important notes:
- You will need to update brunch to this release before updating ChromeOS to r89.
- ChromeOS r88 recovery images are not available yet but this release can also be used with ChromeOS r87 recovery images.