COMPMID-761: Add CL/NEON ColorConvert benchmark tests

Change-Id: I25b42c5b74567bb50444da393d723b7f5cedafad
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/138694
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
7 files changed