Issue #3264767 by heddn, Matroskeen: Support Drupal core 10 + PHP 8.1

..._json_example/tests/src/Kernel/MigrateJsonExampleTest.php

migrate_plus.info.yml

migrate_plus.install

migrate_plus.module

src/Annotation/Authentication.php

src/Annotation/DataFetcher.php

src/Annotation/DataParser.php

src/AuthenticationPluginBase.php

src/AuthenticationPluginInterface.php

src/AuthenticationPluginManager.php

src/DataFetcherPluginBase.php

src/DataFetcherPluginInterface.php

src/DataFetcherPluginManager.php

src/DataParserPluginBase.php

src/DataParserPluginInterface.php

src/DataParserPluginManager.php

src/Entity/Migration.php

src/Entity/MigrationGroup.php

src/Entity/MigrationGroupInterface.php

src/Entity/MigrationInterface.php