Link to vhosts in install doc, rather than directly (#2155)

docs/infrastructure_and_maintenance/security/security_checklist.md

@@ -127,8 +127,7 @@ The default list of blocked file types contains: `hta htm html jar js jse pgif p
 ### Block execution of scripts in `var` directory
 
 Make sure the web server blocks the execution of PHP files and other scripts in the `var` directory.
-See the line below `# Disable .php(3) and other executable extensions in the var directory` in the
-[virtual host configuration](https://raw.githubusercontent.com/ibexa/post-install/main/resources/templates/apache2/vhost.template).
+See the line below `# Disable .php(3) and other executable extensions in the var directory` in the example virtual host files for Apache and Nginx, provided in the [installation documentation](install_ibexa_dxp.md#set-up-virtual-host).
 
 ### Use secure password hashing