[Intel-gfx] [PATCH] tests/i915/gem_exec_store: remove hard coded engine limit

[Chris Wilson]

Quoting Matthew Auld (2020-02-14 13:08:26)
> Prep for having an arbitrary context engine[], since that can be
> whatever we like.
> 
> Signed-off-by: Matthew Auld <matthew.auld at intel.com>
> Cc: Antonio Argenziano <antonio.argenziano at intel.com>
> Cc: Tvrtko Ursulin <tvrtko.ursulin at linux.intel.com>
> Cc: Chris Wilson <chris at chris-wilson.co.uk>

Arrays allocated, cleared and freed for nengine.
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris