Merge tag 'efi-2025-04-rc1' of https://source.denx.de/u-boot/custodians/u-boot-efi

Pull request efi-2025-04-rc1

Documentation:

* Correct the defconfig name in the coolpi documentation

UEFI:

* Carve out the biggest part of the RISC-V and ARM linker scripts for EFI
  binary into a common include.
* Correct the values of SizeOfCode and SizeOfInitializedData in generated
  EFI binaries for RISC-V and ARM.
* Avoid gaps between sections in EFI binaries causing a failure in secure
  boot.
* Makefile: let clean remove capsule_in.capsule*.efi-capsule
* Refactor some of the code used for launching EFI binaries.