:art: Update ast

diff --git a/ast b/ast
index 28c10a9ae4b3e704a5a570c94726ef8b0ba612fa..38e7510e01a08c47684aeea77f97d4f596a04c06 160000 (submodule)
--- a/ast
+++ b/ast
@@ -1 +1 @@
-Subproject commit 28c10a9ae4b3e704a5a570c94726ef8b0ba612fa
+Subproject commit 38e7510e01a08c47684aeea77f97d4f596a04c06