vdsm: Missing hostId parameter on reconstructMaster verb

Json schema was not consistent with API.py for StoragePool class and
reconstructMaster method. There was missing hostId parameter.

Please note that there is parameter ordering difference for coresponding
xmlrpc poolReconstructMaster method.


Change-Id: I0695a21601b8f0765bc24c3cf273f1ba161a40a9
Signed-off-by: pkliczewski <piotr.kliczewski@gmail.com>
Bug-Url: https://bugzilla.redhat.com/1115466
Reviewed-on: http://gerrit.ovirt.org/29510
Reviewed-by: Nir Soffer <nsoffer@redhat.com>
Reviewed-by: Saggi Mizrahi <smizrahi@redhat.com>