Update avoid-php-fpm-reloading.md with FrankenPHP fix

Added a section on FrankenPHP force reload requirements and removed tip about default symlink resolution.

Author: alexander-schranz

docs/avoid-php-fpm-reloading.md

@@ -53,9 +53,13 @@ php_fastcgi * unix//run/php/php-fpm.sock {
 }
 ```
 
-:::tip
-FrankenPHP (which is based on Caddy) has `resolve_root_symlink` activated by default.
-:::
+## Fix for FrankenPHP
+
+FrankenPHP currently require a force reload with:
+
+```bash
+./frankenphp reload --force
+```
 
 ## Fix for Apache