Update to Composer 2 (#12263)

* Update to Composer 2

No need to roll our own checks anymore since this is now built in.
Also limit the update check to once a week.

* update

* Make Composer wrapper report correct exit code

* Update composer_wrapper.php

* re-enable extension check

Co-authored-by: Tony Murray <murraytony@gmail.com>

app/Http/Kernel.php

@@ -2,7 +2,6 @@
 
 namespace App\Http;
 
-use App\Checks;
 use Illuminate\Foundation\Http\Kernel as HttpKernel;
 
 class Kernel extends HttpKernel
@@ -96,10 +95,4 @@ class Kernel extends HttpKernel
         \Illuminate\Routing\Middleware\SubstituteBindings::class,
         \Illuminate\Auth\Middleware\Authorize::class,
     ];
-
-    public function bootstrap()
-    {
-        Checks::preBoot();
-        parent::bootstrap();
-    }
 }