jsonrpc: Missing hostId parameter on reconstructMaster

Vdsm json schema was not consistent with vdsm api and there was missing
hostId parameter.

Change-Id: Ibe40b9f054278a7ffe108efb0e2c5a60bf643b64
Signed-off-by: pkliczewski <piotr.kliczewski@gmail.com>
Bug-Url: https://bugzilla.redhat.com/1115466