remove Delete from Version

- Since the Activation object inherits Delete and implements a Delete
method, we don't need to do so for the Version object.

Change-Id: I1da26c3475872c1324a25b92ad8891ff8d3cabbc
Signed-off-by: Eddie James <eajames@us.ibm.com>
diff --git a/item_updater.cpp b/item_updater.cpp
index 5ef6bd0..9e558ce 100644
--- a/item_updater.cpp
+++ b/item_updater.cpp
@@ -138,8 +138,7 @@
                                 path,
                                 version,
                                 purpose,
-                                filePath,
-                                *this)));
+                                filePath)));
     }
     else
     {
@@ -248,8 +247,7 @@
                                      path,
                                      version,
                                      purpose,
-                                     "",
-                                     *this)));
+                                     "")));
         }
         else if (0 == iter.path().native().compare(0, PNOR_RW_PREFIX_LEN,
                                                       PNOR_RW_PREFIX))