Install qemu on openSUSE

qemu is used as a fallback when kvm cannot be used.

On Debian and Fedora, the binaries are there when kvm is installed, but
this is not the case on openSUSE.

Change-Id: I96592d105428acde9636608002109c166ac7a56a
diff --git a/files/rpms-suse/nova b/files/rpms-suse/nova
index 0c03678..0306716 100644
--- a/files/rpms-suse/nova
+++ b/files/rpms-suse/nova
@@ -7,6 +7,8 @@
 iputils
 kpartx
 kvm
+# qemu as fallback if kvm cannot be used
+qemu
 libvirt # NOPRIME
 libvirt-python
 libxml2-python