updating DIRECTORY.md

Author: github-actions

DIRECTORY.md

@@ -417,9 +417,11 @@
       * [Test Doubly Linked List](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/doubly_linked_list/test_doubly_linked_list.py)
       * [Test Doubly Linked List Move Tail To Head](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/doubly_linked_list/test_doubly_linked_list_move_tail_to_head.py)
       * [Test Doubly Linked List Palindrome](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/doubly_linked_list/test_doubly_linked_list_palindrome.py)
+    * [Linked List](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/linked_list.py)
     * [Linked List Utils](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/linked_list_utils.py)
     * Mergeklinkedlists
       * [Test Merge](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/mergeklinkedlists/test_merge.py)
+    * [Node](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/node.py)
     * Reorder List
       * [Test Reorder List](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/reorder_list/test_reorder_list.py)
     * Singly Linked List
@@ -438,6 +440,8 @@
       * [Test Singly Linked Move Tail To Head](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/singly_linked_list/test_singly_linked_move_tail_to_head.py)
       * [Test Singly Linked Palindrome](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/singly_linked_list/test_singly_linked_palindrome.py)
       * [Test Singly Linked Revese](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/singly_linked_list/test_singly_linked_revese.py)
+    * [Test Linked List Utils](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/test_linked_list_utils.py)
+    * [Types](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/linked_lists/types.py)
   * Lists
     * Bus Stops
       * [Test Bus Stops](https://github.com/BrianLusina/PythonSnips/blob/master/datastructures/lists/bus_stops/test_bus_stops.py)