Upstream of the UEFI Capsule Update for coreboot with EDK II in coreboot

[BeataZdunczyk]

Brief summary

The primary objective is to upstream the UEFI Capsule Update functionality directly into the coreboot codebase, ensuring its availability as part of the coreboot project and expanding the firmware update capabilities for coreboot-supported systems. The code implementing UEFI Capsule Update for coreboot with EDK II shall be upstreamed to the official coreboot repository at https://review.coreboot.org/.