xml_parse_test: Call cleanup_dominfo before exiting
xml_parse_test: Call cleanup_dominfo before exiting

This avoids misleading valgrind output running xml_parse_test.

Signed-off-by: Viktor Mihajlovski <a96a137ca8976b5ff3114c85be7aeb3b6464dad7@linux.vnet.ibm.com>
Reviewed-by: Boris Fiuczynski <2648abdd55bfebf313fd324b464b047e6eea300e@linux.vnet.ibm.com>

libvirt/libvirt-cim,libvirt/libvirt-cim,libvirt/libvirt-cim