sepolicy: including TARGET_SEPOLICY_DIR in build

for some target TARGET_BOARD_PLATFORM is differet and sepolicy dir is different.
So adding support for that.

Change-Id: I4bb5f04111af101dee581e98036e0a9646bb946e
3 files changed
tree: 98b44ba29aefaeffc1f8dd48bfc12f93ae8979d1
  1. generic/
  2. legacy/
  3. qva/
  4. Android.mk