:art: Update ast

diff --git a/ast b/ast
index f2f84ac0731632c4b03de9535b169ca483d03113..e44ed608c3017151511c1ec23db9a4fd97007729 160000 (submodule)
--- a/ast
+++ b/ast
@@ -1 +1 @@
-Subproject commit f2f84ac0731632c4b03de9535b169ca483d03113
+Subproject commit e44ed608c3017151511c1ec23db9a4fd97007729