Issue #3258667 by phenaproxima: PathLocator::getActiveDirectory() is redundant

package_manager/src/PathLocator.php

package_manager/src/Stage.php

package_manager/src/Validator/LockFileValidator.php

...anager/tests/src/Kernel/ComposerSettingsValidatorTest.php

package_manager/tests/src/Kernel/ExcludedPathsTest.php

package_manager/tests/src/Kernel/LockFileValidatorTest.php

...manager/tests/src/Kernel/PackageManagerKernelTestBase.php

src/Updater.php

src/Validation/ReadinessValidationManager.php

src/Validator/StagedDatabaseUpdateValidator.php

.../Kernel/ReadinessValidation/CoreComposerValidatorTest.php

...ernel/ReadinessValidation/StagedProjectsValidatorTest.php

tests/src/Kernel/UpdaterTest.php