Update AuthenticateIPAccess.php

Fix a 500 error when processing a request with an IP filter

app/Http/Middleware/Api/AuthenticateIPAccess.php

@@ -29,7 +29,7 @@ class AuthenticateIPAccess
         }
 
         $find = new IP($request->ip());
-        foreach (json_decode($model->allowed_ips) as $ip) {
+        foreach ($model->allowed_ips as $ip) {
             if (Range::parse($ip)->contains($find)) {
                 return $next($request);
             }