Adds test to confirm that the timestamp returned from
clGetEventProfilingInfo for an event on a device and a device
timestamp queried from the same device are in the same timebase.
Fixes#753
Signed-off-by: Ellen Norris-Thompson <ellen.norris-thompson@arm.com>
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Signed-off-by: Ellen Norris-Thompson <ellen.norris-thompson@arm.com>