837bf136becd drm/i915/gvt: drop unnecessary include of intel_display.h
e17a7c8a38ad drm/i915/gvt: drop dependency on intel_display_types.h
49f4ea20ce7d drm/i915/gvt: drop dependency on display struct dpll
c4840839686a drm/i915/display: move enum aux_ch to intel_display_limits.h