https://api.drupal.org/api/drupal/core%21tests%21Drupal%21Tests%21Composer%21Plugin%21VendorHardening%21VendorHardeningPluginTest.php/function/VendorHardeningPluginTest%3A%3AtestCleanAllPackages/8.9.x
function VendorHardeningPluginTest::testCleanAllPackages | Drupal API
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