igt/gem_exec_parallel: Can't run fds test on gen5

gen4/5 require a master device to use the secure dispatch facility to
use MI_STORE_DWORD -- which is only available to a single fd and so we
can not execute in parallel across multiple fds, so skip those tests.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
1 file changed