The full initramfs is now too big for the boot partition. When building with the downstream kernel, use initfs-extra to split the initramfs so it can fit again. This is not an issue with mainline kernel since booting it uses extlinux with lk2nd. [ci:skip-vercheck] Signed-off-by: Alexandre Messier <alex@me.ssier.org> [ci:skip-build]: already built successfully in CI