:art: Fix gwion bug (& lexed as &&)

diff --git a/ast b/ast
index 0e7e0b3191d5d7b7d8c6ab16fe28177b66ebb526..f6a44e51053e1e168322053cda0e6734911610f5 160000 (submodule)
--- a/ast
+++ b/ast
@@ -1 +1 @@
-Subproject commit 0e7e0b3191d5d7b7d8c6ab16fe28177b66ebb526
+Subproject commit f6a44e51053e1e168322053cda0e6734911610f5