6 files declare their use of StockServiceManager in Commerce Stock 8

OrderEventsTransactionsTest.php in modules/local_storage/tests/src/Kernel/OrderEventsTransactionsTest.php

SimpleStockLevelFormatter.php in modules/field/src/Plugin/Field/FieldFormatter/SimpleStockLevelFormatter.php

SimpleStockLevelWidget.php in modules/field/src/Plugin/Field/FieldWidget/SimpleStockLevelWidget.php

StockLevelWidgetBase.php in modules/field/src/Plugin/Field/FieldWidget/StockLevelWidgetBase.php

StockServiceManagerTest.php in tests/src/Kernel/StockServiceManagerTest.php

StockTransactions2.php in modules/ui/src/Form/StockTransactions2.php