Merge tag 'efi-2022-04-rc5' of https://source.denx.de/u-boot/custodians/u-boot-efi
Pull request for efi-2022-04-rc5
Documentation:
* Fix documentation of FIP creation for Amlogic boards
* Update Nokia RX-51 QEMU documentation
* Add Raspberry Pi documentation
UEFI:
* Fix booting via short form device paths
* Support short form device paths in 'efidebug boot add'
* Fix ESP detection for capsule updates
* Allow ACPI table usage even if device-tree exists - ignore DT
* OP-TEE based GetVariable(): return attributes when buffer too small