Remove common/sepolicy/property_contexts

This was an empty file added by accident

Test: N/A
Change-Id: Ie3face900dc99f2165ddea5e2dd94612524b43bc
diff --git a/common/sepolicy/property_contexts b/common/sepolicy/property_contexts
deleted file mode 100644
index e69de29..0000000
--- a/common/sepolicy/property_contexts
+++ /dev/null