gralloc: Fix plane layout for RGB565

BUG=n/a
TEST=n/a

Change-Id: Id3254d66a83460618e994ab54673c51d56d00aec
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/minigbm/+/3291697
Reviewed-by: Yiwei Zhang <zzyiwei@chromium.org>
Tested-by: Jason Macnak <natsu@google.com>
Commit-Queue: Jason Macnak <natsu@google.com>
1 file changed