Issue #3258009 by alexpott: migrate_state_finished_test's FieldLeft and...

Issue #3258009 by alexpott: migrate_state_finished_test's FieldLeft and FieldRight plugins are not namespaced correctly

(cherry picked from commit 69e2141f)

core/modules/migrate_drupal/tests/modules/migrate_state_finished_test/src/Plugin/migrate/field/FieldLeft.php

-<?php
-
-namespace Drupal\migrate_state_active_test\Plugin\migrate\field\d7;
-
-use Drupal\migrate_drupal\Plugin\migrate\field\FieldPluginBase;
-
-/**
- * Field migration for testing migration states.
- *
- * @MigrateField(
- *   id = "fieldleft",
- *   core = {6,7},
- *   source_module = "aggregator",
- *   destination_module = "migrate_state_finished_test"
- * )
- */
-class FieldLeft extends FieldPluginBase {
-}

core/modules/migrate_drupal/tests/modules/migrate_state_finished_test/src/Plugin/migrate/field/FieldRight.php

-<?php
-
-namespace Drupal\migrate_state_active_test\Plugin\migrate\field\d7;
-
-use Drupal\migrate_drupal\Plugin\migrate\field\FieldPluginBase;
-
-// cspell:ignore fieldright
-
-/**
- * Field migration for testing migration states.
- *
- * @MigrateField(
- *   id = "fieldright",
- *   core = {6,7},
- *   source_module = "aggregator",
- *   destination_module = "migrate_state_finished_test"
- * )
- */
-class FieldRight extends FieldPluginBase {
-}