Update LaravelHttpClientLoggerServiceProvider.php

[dpash]

Explicitly mark parameter $logger as nullable

Description

The parameter has a default value of null, but isn't explicitly marked as nullable, which causes a warning in PHP 8.4

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Any relevant logs, error output, etc?

[2025-05-08 08:21:38] local.WARNING: {closure:Bilfeldt\LaravelHttpClientLogger\LaravelHttpClientLoggerServiceProvider::packageBooted():62}(): Implicitly marking parameter $logger as nullable is deprecated, the explicit nullable type must be used instead in /var/www/html/vendor/bilfeldt/laravel-http-client-logger/src/LaravelHttpClientLoggerServiceProvider.php on line 62

Any other comments?

...

Checklist

• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes

[dpash]

The failing tests appear to be due to PHPUnit. Laravel 9 tests pass using phpunit 9.6.23, but later versions of Laravel use PHPUnit 10 or 11.

[bilfeldt]

The failing test has nothing to do with this PR but because newer version of PHPUnit treats risky tests as failing. This should be solved separately.