COMPMID-1188: Revert change to DummyAccessor, fixed NPY and Image loaders

Change-Id: If645dc88871cb2bc3fb68bba5b90e656869d8b5a
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/145079
Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
2 files changed