Item Updater: Implement BMC factory reset

This commit implements the generic factory reset interface for the BMC
software updater. When the reset function is called, a service file is
called which sets the environmental variable to reset the RW volume.

Change-Id: Ic69b5d145edd654ed75295a9e9aeef9f53779dad
Signed-off-by: Michael Tritz <mtritz@us.ibm.com>
diff --git a/item_updater_main.cpp b/item_updater_main.cpp
index 8426e46..42343bb 100644
--- a/item_updater_main.cpp
+++ b/item_updater_main.cpp
@@ -10,7 +10,7 @@
     // Add sdbusplus ObjectManager.
     sdbusplus::server::manager::manager objManager(bus, SOFTWARE_OBJPATH);
 
-    phosphor::software::updater::ItemUpdater updater(bus);
+    phosphor::software::updater::ItemUpdater updater(bus, SOFTWARE_OBJPATH);
 
     bus.request_name(BUSNAME_UPDATER);