12 files declare their use of DeprecatedModulesTestTrait

DestinationCategoryTest.php in core/modules/migrate_drupal/tests/src/Kernel/Plugin/migrate/DestinationCategoryTest.php
FieldTypePluginManagerTest.php in core/modules/field/tests/src/Kernel/FieldTypePluginManagerTest.php
HelpTopicsSyntaxTest.php in core/modules/help_topics/tests/src/Functional/HelpTopicsSyntaxTest.php
MigrateDrupal6AuditIdsTest.php in core/modules/migrate_drupal/tests/src/Kernel/d6/MigrateDrupal6AuditIdsTest.php
MigrateDrupal7AuditIdsTest.php in core/modules/migrate_drupal/tests/src/Kernel/d7/MigrateDrupal7AuditIdsTest.php
MigrationLabelExistTest.php in core/modules/migrate_drupal_ui/tests/src/Kernel/MigrationLabelExistTest.php
MigrationProcessTest.php in core/modules/migrate_drupal/tests/src/Kernel/d6/MigrationProcessTest.php
MigrationProcessTest.php in core/modules/migrate_drupal/tests/src/Kernel/d7/MigrationProcessTest.php
MigrationProvidersExistTest.php in core/modules/migrate/tests/src/Kernel/Plugin/MigrationProvidersExistTest.php
StateFileExists.php in core/modules/migrate_drupal/tests/src/Kernel/StateFileExists.php
ValidateMigrationStateTest.php in core/modules/migrate_drupal/tests/src/Kernel/d6/ValidateMigrationStateTest.php
ValidateMigrationStateTest.php in core/modules/migrate_drupal/tests/src/Kernel/d7/ValidateMigrationStateTest.php

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