fix: release the fpm handbrake

it seems like php-fpm applys configs in aphabetical order, so that our
fpm-tune was overwritten by the www.conf with default values.

so let's go on highspeed now! :)

compose.yml

@@ -46,7 +46,7 @@ services:
       - db
     configs:
       - source: fpm_tune
-        target: /usr/local/etc/php-fpm.d/fpm-tune.conf
+        target: /usr/local/etc/php-fpm.d/zzz-fpm-tune.conf
       - source: entrypoint
         target: /custom-entrypoint.sh
         mode: 555