7 files declare their use of LayoutEntityDisplayInterface in Drupal 10

DefaultsEntityForm.php in core/modules/layout_builder/src/Form/DefaultsEntityForm.php

DefaultsSectionStorageTest.php in core/modules/layout_builder/tests/src/Unit/DefaultsSectionStorageTest.php

LayoutBuilderEntityViewDisplayForm.php in core/modules/layout_builder/src/Form/LayoutBuilderEntityViewDisplayForm.php

LayoutBuilderIsActiveCacheContext.php in core/modules/layout_builder/src/Cache/LayoutBuilderIsActiveCacheContext.php

LayoutBuilderIsActiveCacheContextTest.php in core/modules/layout_builder/tests/src/Unit/LayoutBuilderIsActiveCacheContextTest.php

LayoutEntityDisplayNormalizer.php in core/modules/layout_builder/src/Normalizer/LayoutEntityDisplayNormalizer.php

LayoutEntityHelperTrait.php in core/modules/layout_builder/src/LayoutEntityHelperTrait.php