Update test values for statistics filters GetName change

Change-Id: I9b09ca1a4dfdfbe5d9a216edb6e6a23ba29c5756
BUG: Fix interpolator enum string for R Expand tests

Change-Id: I8e9606062605c404a583aaa70376eb9610144cc1
Merge topic 'FixRExpandTest' into next

5687b6c2 BUG: Fix interpolator enum string for R Expand tests
Merge topic 'SIMPLEITK-453_AddEventCallbacks' into next

e35b7338 Update test values for statistics filters GetName change