qemu: Don't leak hostcpu or hostnuma on driver cleanup

When freeing qemu driver struct members, we forgot to free
@hostcpu and @hostnuma members.
Signed-off-by: NMichal Privoznik <mprivozn@redhat.com>
Reviewed-by: NDaniel Henrique Barboza <danielhb413@gmail.com>

src/qemu/qemu_driver.c

@@ -1135,6 +1135,8 @@ qemuStateCleanup(void)
     virObjectUnref(qemu_driver->domainEventState);
     virObjectUnref(qemu_driver->qemuCapsCache);
     virObjectUnref(qemu_driver->xmlopt);
+    virCPUDefFree(qemu_driver->hostcpu);
+    virCapabilitiesHostNUMAUnref(qemu_driver->hostnuma);
     virObjectUnref(qemu_driver->caps);
     ebtablesContextFree(qemu_driver->ebtables);
     VIR_FREE(qemu_driver->qemuImgBinary);