PHP 8.4 Deprecations

[crynobone]

We are currently working on PHP 8.4 supports (release ETA November 21st, 2024) and found the following deprecation errors when trying to update laravel/vonage-notification-channel

Expected Behavior

Supports PHP 8.4

Current Behavior

1) /home/runner/work/vonage-notification-channel/vonage-notification-channel/vendor/vonage/client-core/src/Client.php:234
{closure:Vonage\Client::__construct():234}(): Implicitly marking parameter $errfile as nullable is deprecated, the explicit nullable type must be used instead

Triggered by:

* Illuminate\Notifications\Tests\Unit\Channels\VonageSmsChannelTest::testSmsIsSentViaVonage
  /home/runner/work/vonage-notification-channel/vonage-notification-channel/tests/Unit/Channels/VonageSmsChannelTest.php:20

2) /home/runner/work/vonage-notification-channel/vonage-notification-channel/vendor/vonage/client-core/src/Client.php:0
{closure:Vonage\Client::__construct():234}(): Implicitly marking parameter $errline as nullable is deprecated, the explicit nullable type must be used instead

Triggered by:

* Illuminate\Notifications\Tests\Unit\Channels\VonageSmsChannelTest::testSmsIsSentViaVonage
  /home/runner/work/vonage-notification-channel/vonage-notification-channel/tests/Unit/Channels/VonageSmsChannelTest.php:20

3) /home/runner/work/vonage-notification-channel/vonage-notification-channel/vendor/vonage/client-core/src/Client.php:0
{closure:Vonage\Client::__construct():234}(): Implicitly marking parameter $errorcontext as nullable is deprecated, the explicit nullable type must be used instead