Merge tag 'efi-2021-10-rc3' of https://source.denx.de/u-boot/custodians/u-boot-efi

Pull request for efi-2021-10-rc3

Documentation:

* Rename Freescale to NXP
* Document structures used for the UEFI TCG2 protocol

UEFI:

* Device paths must use EfiBootServicesData