[PATCH] drm/i915/gvt: Use ARRAY_SIZE for vgpu_types

[Chris Wilson]

Quoting Aishwarya Ramakrishnan (2020-05-18 16:03:36)
> Prefer ARRAY_SIZE instead of using sizeof
> 
> Fixes coccicheck warning: Use ARRAY_SIZE
> 
> Signed-off-by: Aishwarya Ramakrishnan <aishwaryarj100 at gmail.com>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris