COMPMID-1710 Move some Util functions to core/Utils

Building with exceptions=0 was failing

Change-Id: I6f264dc859dedc66d12d522652134508e18d5740
Reviewed-on: https://review.mlplatform.org/526
Reviewed-by: Isabella Gottardi <isabella.gottardi@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
4 files changed