The SpamBlacklist extension was changed in the way its report errors through the api: https://gerrit.wikimedia.org/r/#/c/mediawiki/extensions/SpamBlacklist/+/526829/
The Jade extension is using this api and now failing unit tests:
https://integration.wikimedia.org/ci/job/quibble-vendor-mysql-php72-docker/22605/console
There was 1 error: 1) Jade\Tests\SpamBlacklist\SpamBlacklistTest::testFilterJudgment_matching ApiUsageException: The text you wanted to save was blocked by the spam filter. This is probably caused by a link to a blacklisted external site. The following text is what triggered our spam filter: unusual-stringy /workspace/src/includes/api/ApiBase.php:2106 /workspace/src/includes/api/ApiEditPage.php:401 /workspace/src/includes/api/ApiMain.php:1588 /workspace/src/includes/api/ApiMain.php:506 /workspace/src/tests/phpunit/includes/api/ApiTestCase.php:106 /workspace/src/tests/phpunit/includes/api/ApiTestCase.php:135 /workspace/src/extensions/Jade/tests/phpunit/SpamBlacklist/SpamBlacklistTest.php:83 /workspace/src/tests/phpunit/MediaWikiIntegrationTestCase.php:454 /workspace/src/maintenance/doMaintenance.php:99