:art: Update ast

diff --git a/ast b/ast
index 7e45db213551d99358e9a05e718453156ac18287..f675cd4f7efd9ac1b438641d0a69ff4ec38cca01 160000 (submodule)
--- a/ast
+++ b/ast
@@ -1 +1 @@
-Subproject commit 7e45db213551d99358e9a05e718453156ac18287
+Subproject commit f675cd4f7efd9ac1b438641d0a69ff4ec38cca01