fork list: add sys/net/interface

Change-Id: I8fd9b82313328537055292845d9f19781a621d63
diff --git a/utils/aosp-forked-list b/utils/aosp-forked-list
index f90b355..8c02652 100644
--- a/utils/aosp-forked-list
+++ b/utils/aosp-forked-list
@@ -36,3 +36,4 @@
 system/netd
 system/sepolicy
 system/vold
+system/hardware/interfaces