Correct typo

Author: josephwright

_posts/2025-10-09-latex-dev-3.md

@@ -18,7 +18,7 @@ improving the code in various places, and moving from 'development' to
 'production ready' status for tagging - at least if you are using a supported
 subset of packages. 
 
-Beyond tagging, we've taken the opportunity to address some long-stadning
+Beyond tagging, we've taken the opportunity to address some long-standing
 oddities in the kernel. In particular, `\newcommand` now avoids making `\long`
 macros if there are no arguments to be collected. This one needs developers to
 test it: please try out your files using `latex-dev`! There are as always a