Issue #2078847 by andypost: Clean-up the rest of 'plugin.manager.entity' to 'entity.manager'.

...comment/lib/Drupal/comment/Form/ConfirmDeleteMultiple.php

core/modules/edit/edit.services.yml

...ugin/field/field_type/ConfigurableEntityReferenceItem.php

...les/field/lib/Drupal/field/Tests/FieldAttachOtherTest.php

...s/field/lib/Drupal/field/Tests/FieldAttachStorageTest.php

...odules/field/lib/Drupal/field/Tests/FieldUnitTestBase.php

...ules/field_ui/lib/Drupal/field_ui/DisplayOverviewBase.php

...em/lib/Drupal/system/Tests/Entity/FieldSqlStorageTest.php

...Drupal/taxonomy/Controller/TermAutocompleteController.php

...dules/taxonomy/lib/Drupal/taxonomy/TermFormController.php