Update CHANGES for PR #10101

Author: tk0miya

CHANGES

@@ -63,6 +63,7 @@ Bugs fixed
   ``autodoc_class_signature = 'separated'``
 * #9947: i18n: topic directive having a bullet list can't be translatable
 * #9878: mathjax: MathJax configuration is placed after loading MathJax itself
+* #9932: napoleon: empty "returns" section is generated even if no description
 * #9857: Generated RFC links use outdated base url
 * #9909: HTML, prevent line-wrapping in literal text.
 * #10061: html theme: Configuration values added by themes are not be able to