[random test failure] Drupal\FunctionalTests\Bootstrap\UncaughtExceptionTest::testLostDatabaseConnection

Problem/Motivation

UncaughtExceptionTest::testLostDatabaseConnection is failing for MariaDB (via PDO)

Drupal\FunctionalTests\Bootstrap\UncaughtExceptionTest::testLostDatabaseConnection
Behat\Mink\Exception\ResponseTextException: The text "DatabaseAccessDeniedException" was not found anywhere in the text of the current page.

Failed 3 times in main in the last 14 days

Steps to reproduce

Proposed resolution

Remaining tasks

User interface changes

Introduced terminology

API changes

Data model changes

Release notes snippet