Typo fix

_posts/2024-06-13-slim-4.14.0-release.md

@@ -28,7 +28,7 @@ To inform the static analyzer that we created <tt>Slim\App</tt> with PHP-DI, we
 
 For your codebase, if you type hint <tt>Slim\App</tt> instance variables using <tt>/** @var \Slim\App $app */</tt>, then you will need to change it to either:
 
-* <tt>/** @var \Slim\App<null> $app */</tt> if you are not using a DI container, or
+* <tt>/** @var \Slim\App&lt;null&gt; $app */</tt> if you are not using a DI container, or
 * <tt>/** @var \Slim\App<\Psr\Container\ContainerInterface> $app */</tt> if you are.
 
 As noted above, you can also type hint to the concrete instance of the container you are using too.