jsonrpc: Host_getVMList

Align naming between API.py and schema.


Change-Id: I272a349a0a5237b94ea2ebdce3f4588270b42548
Signed-off-by: pkliczewski <piotr.kliczewski@gmail.com>
Reviewed-on: http://gerrit.ovirt.org/35524
Reviewed-by: Francesco Romani <fromani@redhat.com>
Reviewed-by: Dan Kenigsberg <danken@redhat.com>