add "th" so number is not parsed as list item

Author: TimidRobot

content/blog/entries/2024-05-29-creativecommons-org/contents.lr

@@ -18,7 +18,7 @@ body:
 
 Creative Commons (CC) launched a new
 [CreativeCommons.org](https://creativecommons.org/) website on 2023 September
-27. This relaunch included not just the website, but the entire technology
+27th. This relaunch included not just the website, but the entire technology
 stack (platform, server, and website components).