[lk] Roll LK to pick up cdcconsole and exti fixes.

Change-Id: Ie83155c68f86aa2bef00b2161c5ca45579622b26
diff --git a/lk b/lk
index 8ae85bd..66372d7 160000
--- a/lk
+++ b/lk
@@ -1 +1 @@
-Subproject commit 8ae85bd301ec8adbefc90111471944cf9f2ee990
+Subproject commit 66372d72b6a3d5bbeb5c73f0a05f4fabca4399f5