Fix build break if converting libexynosdisplay to soong am: df58c71a4d

Original change: https://android-review.googlesource.com/c/platform/hardware/google/graphics/common/+/3324575

Change-Id: I851b380d54ae63991c97fd6d1dfbbc9be95ab44b
Signed-off-by: Automerger Merge Worker <[email protected]>