add a title to fix a warning (#1457)

nedbat · web-flow · commit 1260d960af37 · 2024-10-26T15:17:51.000-04:00
diff --git a/developer-workflow/grammar.rst b/developer-workflow/grammar.rst
@@ -1,4 +1,8 @@
 .. _grammar:
 
+==========================
+Changing CPython's grammar
+==========================
+
 This document is now part of the
 `CPython Internals Docs <https://github.com/python/cpython/blob/main/InternalDocs/changing_grammar.md>`_.
