Fix (7/?)

In file included from device/samsung/msm7x27-common/libcamera/cameraHAL.cpp:30:0:
device/samsung/msm7x27-common/libcamera/CameraHardwareInterface.h:22:24: fatal error: ui/Overlay.h: No such file or directory
compilation terminated.
make: *** [/home/marco/repo/pac/out/target/product/cooper/obj/SHARED_LIBRARIES/camera.msm7x27_intermediates/cameraHAL.o] Error 1