Apply suggestion from @Copilot

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: Pectics

source/py/transform.py

@@ -253,7 +253,7 @@ def change_glyph_width_or_scale(
             handling instead of trim whitespace only. Defaults to an empty list.
         skip_punctuation (bool, optional): Whether to skip scaling for fullwidth
             punctuation glyphs. These glyphs will only be centered, not scaled.
-            Defaults to True.
+            Defaults to False.
 
     Notes:
         - Glyphs with a width that does not match `match_width` are skipped.