:art: clean

diff --git a/ast b/ast
index a10370e47f0218651bfbc0da2b0a2dc85c4860c3..126d1ee5c16fca467fddec3f463fc3d1865722ea 160000 (submodule)
--- a/ast
+++ b/ast
@@ -1 +1 @@
-Subproject commit a10370e47f0218651bfbc0da2b0a2dc85c4860c3
+Subproject commit 126d1ee5c16fca467fddec3f463fc3d1865722ea