elput: Fix resource leak

Coverity CID1377539 says that we leak the eldbus reply here when we
error out, so be sure to cleanup 'reply'

Fixes CID1377539

@fix

Signed-off-by: Chris Michael <cp.michael@samsung.com>

src/lib/elput/elput_logind.c

@@ -196,7 +196,10 @@ _logind_session_object_path_get(Elput_Manager *em)
         goto message_fail;
      }
    if (!eldbus_message_arguments_get(reply, "o", &str))
+     {
+        eldbus_message_unref(reply);
         goto message_fail;
+     }
 
    em->dbus.path = strdup(str);
    eldbus_message_unref(reply);