libvirt-override.py: fix sparseSendAll
libvirt-override.py: fix sparseSendAll

Variable ret is used before assignment.

Signed-off-by: Boris Fiuczynski <2648abdd55bfebf313fd324b464b047e6eea300e@linux.vnet.ibm.com>
Signed-off-by: Marc Hartmayer <7bafc8cd4e6394916d396e4f8cde69753be8d066@linux.vnet.ibm.com>

libvirt/libvirt-python,libvirt/libvirt-python,libvirt/libvirt-python