Update Libft to commit that conforms to the Norm

diff --git a/Libft b/Libft
index a4212a0f1de2cf7553f3cde8931c90fe006f3cd4..cb00b9904afce575523dd828efc2f6ff5e28ad5e 160000 (submodule)
--- a/Libft
+++ b/Libft
@@ -1 +1 @@
-Subproject commit a4212a0f1de2cf7553f3cde8931c90fe006f3cd4
+Subproject commit cb00b9904afce575523dd828efc2f6ff5e28ad5e