minigbm/i915: Add support for I915_FORMAT_MOD_Y_TILED_CCS

minigbm/i915: Add support for I915_FORMAT_MOD_Y_TILED_CCS

This adds support for allocating buffers with the
I915_FORMAT_MOD_Y_TILED_CCS modifier, which enables Intel's rendering
buffer compression.

(reland of crrev.com/c/1706735)

BUG=979736

Change-Id: I90a8bc5fad0e1133d527b5ef4cff56d371763fc6
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/minigbm/+/2044490
Reviewed-by: Mark Yacoub <markyacoub@google.com>
Reviewed-by: Robert Tarasov <tutankhamen@chromium.org>
Tested-by: Mark Yacoub <markyacoub@google.com>
Tested-by: Robert Tarasov <tutankhamen@chromium.org>
Auto-Submit: Mark Yacoub <markyacoub@google.com>
Commit-Queue: Mark Yacoub <markyacoub@google.com>