Remove legacy sepolicy leftover

Change-Id: I2913565cc402b29acd380015b049ccf8d4e9959d
diff --git a/common/sepolicy.mk b/common/sepolicy.mk
index 1a55071..9a1620d 100644
--- a/common/sepolicy.mk
+++ b/common/sepolicy.mk
@@ -25,9 +25,6 @@
     device/lineage/sepolicy/common/vendor
 endif
 
-# Selectively include legacy rules defined by the products
--include device/lineage/sepolicy/legacy-common/sepolicy.mk
-
 # Include atv rules on atv product
 ifeq ($(PRODUCT_IS_ATV), true)
 include device/lineage/sepolicy/atv/sepolicy.mk