Convert test to Pest

[lloricode]

• Add test in PHP 8.2 in Github action
• Drop support Laravel 6 and 7
• Drop support PHP 7.4
• Use semantic version and set minimum version with latest patch
• Add Http::preventStrayRequests() when testing in Laravel 9
• Move support test fake class
• Move fake test clas to LaraBug\Tests\Support namespace
• Run phpunit --migrate-configuration
• Add XDEBUG_MODE=coverage on test-coverage alias