common: Add sf_lcd_density_prop type and labelled props

* Fixes sepolicy for recovery for devices that don't
  include device/qcom/sepolicy (like Nexus/Pixel)

Change-Id: Iae1e15b524514ab30634b5e896603c43616faebc
2 files changed
tree: b73eb36095111effd699b02d83a296f7ed6abfc4
  1. common/
  2. qcom/