fix: lst -> slist

srcs/slist/ft_slist_new.c

@@ -0,0 +1,14 @@
+#include "libft.h"
+
+t_slist *ft_slist_new(void *data)
+{
+    t_slist *node = (t_slist *)malloc(sizeof(t_slist));
+
+    if (!node)
+        return (NULL);
+
+    node->data = data;
+    node->next = NULL;
+
+    return node;
+}