uboot-phytec

Merge tag 'efi-2020-01-rc1' of https://gitlab.denx.de/u-boot/custodians/u-boot-efi

Pull request for UEFI sub-system for efi-2020-01-rc1

The major corrections in this pull request are:

Fixes for the SetVariable() boot service.
Device path node for NVMe drives.
Disable CONFIG_CMD_NVEDIT by default.