[Layout] Refer to new scripts from test suites

Add entries for new scripts to test suites, to ensure
tests fail until scripts added to support transition
of Layout object/view (WTD-535) have been completed.
WTD-535.

platform/commonUI/general/test/suite.json

@@ -3,6 +3,7 @@
     "ClickAwayController",
     "ContextMenuController",
     "MCTContainer",
+    "MCTDrag",
     "ToggleController",
     "TreeNodeController",
     "ViewSwitcherController"