Merge tag 'efi-2023-01-rc5-3' of https://source.denx.de/u-boot/custodians/u-boot-efi

Pull request for efi-2023-01-rc5-3

Documentation:

* Describe building documentation

UEFI:

* Add .data section to aarch64 EFI binaries and correct section flags
* Correct sorting of capsules when updating
* Populate console handles in system table

Other:

* Fix description of eth_env_[gs]et_enetaddr() return value
* Avoid endless loop in sound play command