Regenerate README file (#214)

Co-authored-by: Alain Schlesser <alain.schlesser@gmail.com>

Author: github-actions[bot]

README.md

@@ -300,7 +300,7 @@ current theme.
 
 ## Installing
 
-Installing this package requires WP-CLI v2.12 or greater. Update to the latest stable release with `wp cli update`.
+Installing this package requires WP-CLI v2.13 or greater. Update to the latest stable release with `wp cli update`.
 
 Once you've done so, you can install the latest stable version of this package with: