[hp-diff-files] Add one more commit in revision graph

Author: jovnc

hands_on/diff_files.py

@@ -37,6 +37,15 @@ def download(verbose: bool):
     add(["."], verbose)
     commit("Add Pam", verbose)
 
+    append_to_file(
+        "list.txt",
+        """
+        Kelly Kapoor
+        """,
+    )
+    add(["."], verbose)
+    commit("Add Kelly", verbose)
+
     append_to_file(
         "list.txt",
         """