Update README

Author: petebachant

README.md

@@ -10,9 +10,9 @@ Note the permissions, concurrency, and checkout options.
 The action will also require a `dvc_token` input,
 which should be set in the repository's Actions secrets.
 
+<!-- Do not edit the snippet below since it is automatically populated -->
 <!-- snippet:example.yml:start -->
 ```yaml
-# Auto-generated from example.yml — do not edit this block by hand.
 name: Run pipeline
 
 on:

scripts/update-readme.py

@@ -31,7 +31,6 @@ def main() -> int:
     yaml_text = EXAMPLE.read_text(encoding="utf-8").rstrip()
     replacement = (
         f"{START}\n```yaml\n"
-        f"# Auto-generated from example.yml — do not edit this block by hand.\n"
         f"{yaml_text}\n```\n{END}"
     )
     new_md = md[:s] + replacement + md[e + len(END) :]