8 files declare their use of ConfigEntityStorageInterface

ConfigEntityQueryTest.php in core/tests/Drupal/KernelTests/Core/Entity/ConfigEntityQueryTest.php
DateFormatEditForm.php in core/modules/system/src/Form/DateFormatEditForm.php
DateFormatFormBase.php in core/modules/system/src/Form/DateFormatFormBase.php
FieldBlockDeriver.php in core/modules/layout_builder/src/Plugin/Derivative/FieldBlockDeriver.php
ImageStyleStorageInterface.php in core/modules/image/src/ImageStyleStorageInterface.php
RoleStorageInterface.php in core/modules/user/src/RoleStorageInterface.php
ShortcutSetStorageInterface.php in core/modules/shortcut/src/ShortcutSetStorageInterface.php
VocabularyStorageInterface.php in core/modules/taxonomy/src/VocabularyStorageInterface.php

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