Add keystore hidl to car emulator build.

Test: boots up
Change-Id: I71d0fcc6604b628083b281d70114f82964281cf2
1 file changed
tree: 29e4583488b9cd7ae2ba650cf2a79a8edb7d8524
  1. car-arm64/
  2. car-armv7-a-neon/
  3. car-x86_64/
  4. common/