mkosi-vm: restrict to UEFI architectures

‣ Cannot make image bootable on UEFI on ppc64-le architecture

Author: bluca

mkosi/resources/mkosi-vm/mkosi.conf

@@ -1,5 +1,14 @@
 # SPDX-License-Identifier: LGPL-2.1-or-later
 
+[Match]
+Architecture=|x86
+Architecture=|x86-64
+Architecture=|arm
+Architecture=|arm64
+Architecture=|riscv32
+Architecture=|riscv64
+Architecture=|loongarch64
+
 [Content]
 Bootable=yes