xl: handle PVH type in apply_global_affinity_masks again

A call site in create_domain can call it with PVH type. That site was
missed during the review of 48dab9767.

Reinstate PVH type in the switch.

Reported-by: Julien Grall <julien.grall@arm.com>
Signed-off-by: Wei Liu <wei.liu2@citrix.com>
(cherry picked from commit 860d6e158d)

tools/xl/xl_vcpu.c

@@ -79,6 +79,7 @@ void apply_global_affinity_masks(libxl_domain_type type,
 
     switch (type) {
     case LIBXL_DOMAIN_TYPE_HVM:
+    case LIBXL_DOMAIN_TYPE_PVH:
         type_mask = &global_hvm_affinity_mask;
         break;
     case LIBXL_DOMAIN_TYPE_PV: