For aarch64 liveinstall images we want to replace the kernel-core package with kernel-uki-dtbloader for: https://fedoraproject.org/wiki/Changes/Automatic_DTB_selection_for_aarch64_EFI_systems This is implemented by: 1. Adding a new BootCoreLive profile which is the same as the BootCore profile and re-uses most of the description. Rreplacing the kernel-core package with kernel-uki-dtbloader on aarch64. 2. Switch the LiveInstall from the BootCore profile to the BootCoreLive profile. Signed-off-by: Hans de Goede <johannes.goede@oss.qualcomm.com>