libdrm: headers: Sync with drm-next

Generated using make headers_install from the drm-next
tree - git://anongit.freedesktop.org/drm/drm


branch - drm-next
commit - 2dc7bad71cd310dc94d1c9907909324dd2b0618f

The changes were as follows :-

  core: (drm.h, drm_fourcc.h, drm_mode.h)
    - Added client capabilities for ASPECT_RATIO and WRITEBACK_CONNECTORS
    - Added Arm AFBC modifiers
    - Added BROADCOM's SAND and UIF modifiers
    - Added Qualcomm's modifiers
    - Added some picture aspect ratio and content type options
    - Added some drm mode flags
    - Added writeback connector id

  amdgpu:
    - Added GEM domain mask
    - Added some GEM flags
    - Added some hardware ip flags
    - Added chunk id and IB fence.
    - Added some query ids

  i915:
    -Added an IOCTL (I915_PARAM_MMAP_GTT_COHERENT)

  qxl:
    - Minor changes

  tegra:
    - Added some comments about struct drm_tegra* members
    - Modified DRM_IOCTL_TEGRA_CLOSE_CHANNEL

  vc4:
    - Added some members for 'struct drm_vc4_submit_cl'

Changes in v2:
    - Mentioned 'libdrm' in the commit header.

Changes in v3:
    - Removed the changes to radeon_drm.h, sis_drm.h and via_drm.h as suggested by
      Emil Velikov <emil.l.velikov@gmail.com>

Changes in v4:
    - Removed the changes to vmwgfx_drm.h as it caused a build break ie
      'make check' failed.

Change-Id: I018a06f65bf4a6a68400ab252b9cd05d041299b3
Signed-off-by: Ayan Kumar halder <ayan.halder@arm.com>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>