fix merge conflict

ch05/01_main-chapter-code/gpt_download.py

@@ -1,10 +1,7 @@
-<<<<<<< HEAD
-=======
 # Copyright (c) Sebastian Raschka under Apache License 2.0 (see LICENSE.txt).
 # Source for "Build a Large Language Model From Scratch"
 #   - https://www.manning.com/books/build-a-large-language-model-from-scratch
 # Code: https://github.com/rasbt/LLMs-from-scratch
->>>>>>> 12cdebb (file header)
 
 
 import os