By default, Magento 2.4.6 uses OpenSearch, leading to all integration tests' failure.
To resolve this issue, it is recommended to include a tag during installation that sets the search engine to ES7. If you want to replicate the problem, simply create an integration test for Magento 2.4.6 using PHP 8.1 and commit it to GitHub. This will show that the integration test has indeed failed.
By default, Magento 2.4.6 uses OpenSearch, leading to all integration tests' failure. To resolve this issue, it is recommended to include a tag during installation that sets the search engine to ES7. If you want to replicate the problem, simply create an integration test for Magento 2.4.6 using PHP 8.1 and commit it to GitHub. This will show that the integration test has indeed failed.