Fix checkin of bug 528062--it was missing ::process in the hook call.

Bugzilla/Object.pm

@@ -348,7 +348,7 @@ sub update {
     $dbh->do("UPDATE $table SET $columns WHERE $id_field = ?", undef, 
              @values, $self->id) if @values;
 
-    Bugzilla::Hook('object-end_of_update',
+    Bugzilla::Hook::process('object-end_of_update',
                             { object => $self, old_object => $old_self,
                               changes => \%changes });