8 files declare their use of EntityTypeManager

CopyTest.php in core/modules/file/tests/src/Kernel/CopyTest.php
EntityReferenceSupportedNewEntitiesConstraintValidatorTest.php in core/modules/workspaces/tests/src/Kernel/EntityReferenceSupportedNewEntitiesConstraintValidatorTest.php
EntityTypeManagerTest.php in core/tests/Drupal/Tests/Core/Entity/EntityTypeManagerTest.php
FileRepositoryTest.php in core/modules/file/tests/src/Kernel/FileRepositoryTest.php
LanguageNegotiationContentEntityTest.php in core/modules/language/tests/src/Unit/Plugin/LanguageNegotiation/LanguageNegotiationContentEntityTest.php
MoveTest.php in core/modules/file/tests/src/Kernel/MoveTest.php
SqlContentEntityStorageSchemaTest.php in core/tests/Drupal/Tests/Core/Entity/Sql/SqlContentEntityStorageSchemaTest.php
SqlContentEntityStorageTest.php in core/tests/Drupal/Tests/Core/Entity/Sql/SqlContentEntityStorageTest.php

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