:art: update Gpio

diff --git a/plug b/plug
index aaa3f21c6ab214594a22e391d10a7aec28ca9ba6..a6f5c3f6eddc878ef259f95f9c0514a07d037b19 160000 (submodule)
--- a/plug
+++ b/plug
@@ -1 +1 @@
-Subproject commit aaa3f21c6ab214594a22e391d10a7aec28ca9ba6
+Subproject commit a6f5c3f6eddc878ef259f95f9c0514a07d037b19