运行 Lighthouse 的测试用例时，报错：Class ‘Overtrue\LaravelVersionable\ServiceProvider’ not found

PS E:\wwwroot\object> ./vendor/bin/phpunit .\Modules\ThemeStore\Tests\Functional\GraphQl\OnlineStoreThemeGraphQlApiTest.php
PHPUnit 7.5.20 by Sebastian Bergmann and contributors.

E                                                                   1 / 1 (100%)

Time: 350 ms, Memory: 30.00 MB

There was 1 error:

1) Modules\ThemeStore\Tests\Functional\GraphQl\OnlineStoreThemeGraphQlApiTest::testGetThemeById
Error: Class 'Overtrue\LaravelVersionable\ServiceProvider' not found

E:\wwwroot\object\vendor\laravel\framework\src\Illuminate\Foundation\ProviderRepository.php:208
E:\wwwroot\object\vendor\laravel\framework\src\Illuminate\Foundation\ProviderRepository.php:144
E:\wwwroot\object\vendor\laravel\framework\src\Illuminate\Foundation\ProviderRepository.php:61
E:\wwwroot\object\vendor\laravel\framework\src\Illuminate\Foundation\Application.php:593
E:\wwwroot\object\vendor\laravel\framework\src\Illuminate\Foundation\Bootstrap\RegisterProviders.php:17
E:\wwwroot\object\vendor\laravel\framework\src\Illuminate\Foundation\Application.php:219
E:\wwwroot\object\vendor\laravel\framework\src\Illuminate\Foundation\Console\Kernel.php:320
E:\wwwroot\object\tests\CreatesApplication.php:18
E:\wwwroot\object\vendor\laravel\framework\src\Illuminate\Foundation\Testing\TestCase.php:102
E:\wwwroot\object\vendor\laravel\framework\src\Illuminate\Foundation\Testing\TestCase.php:81
E:\wwwroot\object\Modules\ThemeStore\Tests\Functional\GraphQl\OnlineStoreThemeGraphQlApiTest.php:76
phpvfscomposer://E:\wwwroot\object\vendor\phpunit\phpunit\phpunit:60

ERRORS!
Tests: 1, Assertions: 0, Errors: 1.
PS E:\wwwroot\object>

PS E:\wwwroot\object> ./vendor/bin/phpunit .\Modules\ThemeStore\Tests\Functional\GraphQl\OnlineStoreThemeGraphQlApiTest.php
PHPUnit 7.5.20 by Sebastian Bergmann and contributors.

.                                                                   1 / 1 (100%)

Time: 9.42 seconds, Memory: 60.00 MB

OK (1 test, 14 assertions)
PS E:\wwwroot\object>