STASH: Fix up for commit d2b4b97

Fix up build after

commit d2b4b97
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Fri Nov 10 14:26:33 2017 +0000

    drm/i915: Record the default hw state after reset upon load

need to refresh gvt tree later.

Author: zhenyw

drivers/gpu/drm/i915/gvt/scheduler.c

@@ -1014,8 +1014,6 @@ int intel_vgpu_setup_submission(struct intel_vgpu *vgpu)
 	if (IS_ERR(s->shadow_ctx))
 		return PTR_ERR(s->shadow_ctx);
 
-	s->shadow_ctx->engine[RCS].initialised = true;
-
 	bitmap_zero(s->shadow_ctx_desc_updated, I915_NUM_ENGINES);
 
 	s->workloads = kmem_cache_create("gvt-g_vgpu_workload",