Forgot to apply Paul's update

Author: Arpan Pandey

course-definition.yml

@@ -1303,6 +1303,16 @@ stages:
     description_md: |-
       In this stage, you'll add support for [history](https://www.gnu.org/software/bash/manual/html_node/Bash-History-Builtins.html#index-history) as a shell builtin.
 
+      ### The history builtin
+
+      [history](https://www.gnu.org/software/bash/manual/html_node/Bash-History-Builtins.html#index-history) as a shell builtin that lists previously executed commands. Example usage: 
+      ```bash
+      $ history
+      1  previous_command_1
+      2  previous_command_2
+      3  history
+      ```
+
       ### Tests
 
       The tester will execute your program like this:
@@ -1321,11 +1331,6 @@ stages:
 
       The tester will then execute the `type history` command and expect the output to be `history is a shell builtin`.
 
-      ### Notes
-
-      - For now we're just testing that the `type` builtin identifies `history` as a valid builtin.
-      - We'll handle the actual implementation of the `history` builtin in later stages.
-
     marketing_md: |-
       In this stage, you'll add support for the `history` builtin command in `type`.