Update submodule
diff --git a/WiringPi b/WiringPi
index eccbc53..eb609f8 160000
--- a/WiringPi
+++ b/WiringPi
@@ -1 +1 @@
-Subproject commit eccbc53116d9420f085478d0c4acc6bdbe6b39eb
+Subproject commit eb609f870b57f9f18a406819201894d298008f3e