Update Libft for Norm compliance

This is done because the commit bbe08d0 was unintentionally
overwritten in commit 7428e1c.

diff --git a/Libft b/Libft
index 62f583c8ab43754b5265c708243f3f5353ebfa1e..5aafaba628a2eb5bc98021a9b686713966446db1 160000 (submodule)
--- a/Libft
+++ b/Libft
@@ -1 +1 @@
-Subproject commit 62f583c8ab43754b5265c708243f3f5353ebfa1e
+Subproject commit 5aafaba628a2eb5bc98021a9b686713966446db1