Ubuntu 20.04 with kernel 5.6.16-mbp

This release include the patch from aunali1 to Force link_rate as LINK_RATE_RBR2 for Apple Retina panels which causes unexpected behaviour in MBP 16,1 with AMD Cards.
If you have problems with this release, please use the previous release.

v20.04-5.6.15-1

Update kernel 5.6.15

Ubuntu 20.04 for MacBook Pro

Kernel 5.6.10 from https://github.com/marcosfad/mbp-ubuntu-kernel
Includes:

• Apple T2 (apple-bce) (audio, keyboard, touchpad) - https://github.com/MCMrARM/mbp2018-bridge-drv
• Touchbar (apple-ibridge, apple-ib-tb, apple-ib-als) - https://github.com/roadrunner2/macbook12-spi-driver/tree/mbp15

Tested on MacBook Pro 16,1.
Keyboard, TouchBar, Trackpad and Bootloader is working.