:art: Update Soundpipe (prefix with underscore

diff --git a/plug b/plug
index 76ca5ed9336aae5657bfd2819595c67b7e4f57bf..1c83920b6f482bfd70f6f6f71e074208c33581d4 160000 (submodule)
--- a/plug
+++ b/plug
@@ -1 +1 @@
-Subproject commit 76ca5ed9336aae5657bfd2819595c67b7e4f57bf
+Subproject commit 1c83920b6f482bfd70f6f6f71e074208c33581d4