Fixed the duplicated event string in error message

The message for the host event was org.open_power.Host.Event.Error.Event,
it is corrected to org.open_power.Host.Error.Event.

Resolves openbmc/openbmc#1960

Change-Id: I86304b1f2e4bec740e2e9ec58f98ea9df0d752ea
Signed-off-by: Marri Devender Rao <devenrao@in.ibm.com>
diff --git a/storageaddsel.cpp b/storageaddsel.cpp
index 3232406..01147ac 100644
--- a/storageaddsel.cpp
+++ b/storageaddsel.cpp
@@ -202,8 +202,8 @@
     }
     selData[debuglen*3] = '\0';
 
-    using error =  sdbusplus::org::open_power::Host::Event::Error::Event;
-    using metadata = org::open_power::Host::Event::Event;
+    using error =  sdbusplus::org::open_power::Host::Error::Event;
+    using metadata = org::open_power::Host::Event;
 
     report<error>(metadata::ESEL(selData.get()),
                   metadata::CALLOUT_INVENTORY_PATH(inventoryPath.c_str()));