Found yet another tiny correction when reading the test mail.

Author: mjaix

_posts/2021-11-29-edition-81.markdown

@@ -90,7 +90,7 @@ This edition covers what happened during the month of October 2021.
  that the single-quote character as digit separator is problematic
  and requires a more sophisticated implementation. For example, as
  implemented the character literal `'.'` would be split into `'.`
- and `'`. The support for digit separator was eventually reverted.
+ and `'`. The support for digit separators was eventually reverted.
 
  This patch series was then merged into the master branch, so that
  Git 2.34 that was recently released has better support for C++ in