Update octane.md (#9779)

* Update octane.md

--max-requests=1 will not work because the number of workers will be bigger than 1 

> The number of maximum requests is per worker, and by default, FrankenPHP starts many workers (2 times the number of CPUs).

laravel/octane#816 (comment)

* Update octane.md

---------

Co-authored-by: Taylor Otwell <taylor@laravel.com>

Author: ibrunotome

octane.md

@@ -128,7 +128,7 @@ services:
   frankenphp:
     build:
       context: .
-    entrypoint: php artisan octane:frankenphp --max-requests=1
+    entrypoint: php artisan octane:frankenphp --workers=1 --max-requests=1
     ports:
       - "8000:8000"
     volumes: