Issue #2993271 by bircher, Upchuk: Remove unused ConfigManager dependency in StorageComparer

core/includes/install.core.inc

core/lib/Drupal/Core/Config/StorageComparer.php

core/modules/config/src/Form/ConfigSingleImportForm.php

core/modules/config/src/Form/ConfigSync.php

...dules/config/tests/src/Functional/ConfigImportAllTest.php

...nfig/tests/src/Kernel/ConfigUninstallViaCliImportTest.php

...n/tests/src/Kernel/ContentTranslationConfigImportTest.php

...upal/KernelTests/Core/Config/ConfigImportRecreateTest.php

...nelTests/Core/Config/ConfigImportRenameValidationTest.php

...nelTests/Core/Config/ConfigImporterMissingContentTest.php

...sts/Drupal/KernelTests/Core/Config/ConfigImporterTest.php

...sts/Drupal/KernelTests/Core/Config/ConfigSnapshotTest.php

.../KernelTests/Core/Entity/ContentEntityNullStorageTest.php

core/tests/Drupal/Tests/ConfigTestTrait.php

core/tests/Drupal/Tests/Core/Config/StorageComparerTest.php