Add bits required for aarch64 images

We drop the explicit grub2 as aarch64 only has grub2-efi but anaconda will
sort that out and ensure all the right bits are installed during the install
so we should get the right grub2 bootloader options for each arch OOTB.

Signed-off-by: Peter Robinson <pbrobinson@fedoraproject.org>

fedora-cloud-base.ks

@@ -43,6 +43,7 @@ services --enabled=sshd,cloud-init,cloud-init-local,cloud-config,cloud-final
 
 zerombr
 clearpart --all
+part /boot/efi --fstype="vfat" --size=50
 part / --fstype ext4 --grow
 
 %include fedora-repo.ks
@@ -82,7 +83,6 @@ which
 #-kbd
 -uboot-tools
 -kernel
-grub2
 
 %end