Bump classes/system

Change-Id: Ie1ad544ac1e0bf35ce303ed4381835cfb4cc65d2
diff --git a/classes/system b/classes/system
index 3640e0b..1b471d8 160000
--- a/classes/system
+++ b/classes/system
@@ -1 +1 @@
-Subproject commit 3640e0bb0ce26b0ab9a00bd6777a6cd34e43fb0f
+Subproject commit 1b471d810cc0a110d9720efb7d1a55c1e0bfd8dc