drm/i915: Remove intel_dsi_cmd.h
drm/i915: Remove intel_dsi_cmd.h

This header has been unusued since:

  commit 063c86f60ad4064b2cf62041bee8c6389e180b76
  Author: Jani Nikula <jani.nikula@intel.com>
  Date:   Fri Jan 16 14:27:27 2015 +0200

      drm/i915/dsi: remove intel_dsi_cmd.c and the unused functions therein

Signed-off-by: Damien Lespiau <64bd3cb94f359c1a3ce68dae5e26b40578526277@intel.com>
Signed-off-by: Daniel Vetter <c1b6782c4af8f0673da8923a0702a1832e5940f4@ffwll.ch>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs