Remove unnecessary grammar decorations and change header (GH-20819)

diff --git a/Grammar/python.gram b/Grammar/python.gram
index 745c14ebb9803caa9afcb4670d4e52b923414c64..0dfbeb9598d703d8391e3233b26f050a86b750cc 100644 (file)
--- a/Grammar/python.gram
+++ b/Grammar/python.gram
@@ -1,6 +1,5 @@
-# Simplified grammar for Python
+# PEG grammar for Python
 
-@bytecode True
 @trailer '''
 void *
 _PyPegen_parse(Parser *p)