Merge tag 'doc-2024-10-rc4' of https://source.denx.de/u-boot/custodians/u-boot-efi

Merge tag 'doc-2024-10-rc4' of https://source.denx.de/u-boot/custodians/u-boot-efi

Pull request doc-2024-10-rc4

* doc/develop/sending_patches.rst: Clarify when to use which branch
* doc/arch/m68k.rst: Update toolchain comment
* doc/arch/mips.rst: Update toolchain list
* doc: Update rST to not reference the old wiki
* doc/mkeficapsule.1: Update homepage link
* bootcount: Update to point to current documentation
* binman: Update links for sending patches