Activation: Save the version id

Save the version id so that the path doesn't have to be parsed
every time the version id is needed.

Change-Id: Id89ab79bae521e5194cd38d46f73ed983ca200da
Signed-off-by: Adriana Kobylak <anoo@us.ibm.com>
diff --git a/item_updater.cpp b/item_updater.cpp
index c9df395..ba153e6 100755
--- a/item_updater.cpp
+++ b/item_updater.cpp
@@ -62,7 +62,8 @@
                     versionId,
                     std::make_unique<Activation>(
                             updater->busItem,
-                            resp)));
+                            resp,
+                            versionId)));
         }
     }
     return 0;