fix link

Author: cfbolz

posts/2021/12/error-message-style-guides.txt

@@ -22,7 +22,7 @@ other programming languages.
 .. _`SyntaxErrors`: https://www.pypy.org/posts/2018/04/improving-syntaxerror-in-pypy-5733639208090522433.html
 .. _`other`: https://twitter.com/cfbolz/status/783313503230844929/photo/1
 .. _`errors`: https://twitter.com/pypyproject/status/999930324481081344
-.. _`improve its SyntaxErrors in the last releases`: https://docs.python.org/3/whatsnew/3.10.html#better-error-messages
+.. _`improve its SyntaxErrors in the last few releases`: https://docs.python.org/3/whatsnew/3.10.html#better-error-messages
 .. _`asked people on Twitter`: https://twitter.com/cfbolz/status/1466033151315173384
 
 Wonderfully, people answered me with lots of helpful links (`full list`_ at the