Bots throw exceptions when filling in phone fields

Describe the bug

Bots can fill in an invalid country code in the phone field. This causes an exception in the commerce guys lib. There should be a valid country code check before.

{
    agree: 1,
    emailAddress: tdhtqhdmmw.hm@silesia.life,
    name1: Cheryse,
    phoneNumber: {
        country: 1,
        number: 1
    },
    questionOrRequest: Cheryse Saueauk
}

Stack trace:


#18 /vendor/commerceguys/addressing/src/Country/CountryRepository.php(97): CommerceGuys\Addressing\Country\CountryRepository::get
#17 /vendor/verbb/formie/src/models/Phone.php(100): verbb\formie\models\Phone::getCountryName
#16 /vendor/yiisoft/yii2/base/Component.php(231): yii\base\Component::__isset
#15 /vendor/yiisoft/yii2/base/Model.php(1021): yii\base\Model::offsetExists
#14 /vendor/verbb/formie/src/helpers/Variables.php(434): verbb\formie\helpers\Variables::_getParsedFieldValue
#13 /vendor/verbb/formie/src/helpers/Variables.php(377): verbb\formie\helpers\Variables::_getParsedFieldValues
#12 /vendor/verbb/formie/src/helpers/Variables.php(255): verbb\formie\helpers\Variables::getParsedValue
#11 /vendor/verbb/formie/src/controllers/SubmissionsController.php(1193): verbb\formie\controllers\SubmissionsController::_setTitle
#10 /vendor/verbb/formie/src/controllers/SubmissionsController.php(1160): verbb\formie\controllers\SubmissionsController::_populateSubmission
#9 /vendor/verbb/formie/src/controllers/SubmissionsController.php(467): verbb\formie\controllers\SubmissionsController::actionSubmit
#8 [internal](0): call_user_func_array
#7 /vendor/yiisoft/yii2/base/InlineAction.php(57): yii\base\InlineAction::runWithParams
#6 /vendor/yiisoft/yii2/base/Controller.php(178): yii\base\Controller::runAction
#5 /vendor/yiisoft/yii2/base/Module.php(552): yii\base\Module::runAction
#4 /vendor/craftcms/cms/src/web/Application.php(305): craft\web\Application::runAction
#3 /vendor/craftcms/cms/src/web/Application.php(606): craft\web\Application::_processActionRequest
#2 /vendor/craftcms/cms/src/web/Application.php(284): craft\web\Application::handleRequest
#1 /vendor/yiisoft/yii2/base/Application.php(384): yii\base\Application::run
#0 /index.php(12): null```

### Steps to reproduce

1. Bot fills in form with phone number field + country code

### Form settings

- Multi-page form: No
- Submission Method: Ajax
- Client-side Validation: Yes
- Custom Form Templates: Yes

### Craft CMS version

Craft Pro 4.10.4

### Plugin version

2.1.20

### Multi-site?

Yes

### Additional context

_No response_

verbb / formie

Bots throw exceptions when filling in phone fields #1968

Describe the bug