sepolicy: qcom: add persist_block_device type

* This is likely defined in several device trees, but not all
  remove it from your device trees if we're going to write rules
  for it here.

Change-Id: I1dda04647d36db52525a3d57b485860dfe3eeb30
1 file changed
tree: 6f69e00eb205a6fb287e255ae91c3e9fc7b50a87
  1. common/
  2. qcom/