there is not a single kext in your EFI folder. no wonder it does not work. You need at least FakeSMC.kext or VirtualSMC.kext and preferrably lilu.kext and whatevergreen.kext as well + boot parameter kext-dev-mode=1
An iDiot's Guide To Lilu and its Plug-in's Last Update: 22nd Jan 2021 (Add note about OpenCore config.plist modifications) About this Guide This guide is written as a helping hand to those users who have some understanding of using legacy hackintosh methods but are considering using Lilu as a...
in your current setup
if you launch the Davinci Resolve Stuido in the display connected to RX 570, it will not make use of the IGPU for hardware video acceleration
you may try connect another display to IGPU, move the Davinci Resolve Stuido app window from RX 570 connected display to IGPU connected display, the IGPU should take care the Davinic app