Merge "hikey: Use filegroup for drm_hwcomposer common files" am: de8954df2e am: 4e76a260d1 am: 919205cd2d am: 2ae671141f

Original change: https://android-review.googlesource.com/c/device/linaro/hikey/+/1879478

Change-Id: I2a3a6d21bacd634b595e99b6680858481f43e825