Update submodule
diff --git a/WiringPi b/WiringPi
index 3b38a5f..c375207 160000
--- a/WiringPi
+++ b/WiringPi
@@ -1 +1 @@
-Subproject commit 3b38a5fc96b2f0879889d662458f7b7aca21d490
+Subproject commit c3752077c69541bdfcc2935a5615f7e10d1c9da3