This change introduces checking the error code returned by
executeCommandListImmediate() inside appendMemoryRangesBarrier().
When GPU hang is encountered, the error code is propagated.
This change contains also ULTs to cover the new code and improve
coverage of that function.
Related-To: NEO-6681
Signed-off-by: Patryk Wrobel <patryk.wrobel@intel.com>