Changelog:
- New grub version with BootHole vulnerability patch.
- Further improve non-dev mode compatibility.
- Add "options=internal_mic_fix" to forcefully enable internal mic on some devices.
- Attempt to improve rtl8723de support (use "options=rtl8723de").
- New driver rtl8723bu included (use "options=rtl8723bu").
- Include AMD and Intel microcode.
Note: ChromeOS r85 recovery images are not yet available but this release can also be used with r84 recovery images.