Add /system/lib/vndk-sp/hw to search paths for HAL impls

android.hidl.memory@1.0-impl.so is vndk-sp and thus is located under
/system/lib/vndk-sp/hw instead of /system/lib/hw.

Bug: 62930720
Test: 2017 pixel builds and boots with BOARD_VNDK_VERSION on
Merged-Id: Idc4bd81eed76190097a9a60b5fd08a05800e183d
Change-Id: Idc4bd81eed76190097a9a60b5fd08a05800e183d
3 files changed