[3.13] Fix the versionchanged directive for gh-137836 (GH-140859)

Author: serhiy-storchaka

Doc/library/html.parser.rst

@@ -41,7 +41,7 @@ parsing text files formatted in HTML (HyperText Mark-up Language) and XHTML.
    .. versionchanged:: 3.5
       The default value for argument *convert_charrefs* is now ``True``.
 
-   .. versionchanged:: 3.14.1
+   .. versionchanged:: 3.13.10
       Added the *scripting* parameter.