Problem/Motivation
FormStateInterface::setError*() PHPDoc is incorrect, $message can also take translatable markup. This causes PHPStan errors in contrib if the PHPStan level is higher than core.
Proposed resolution
Fix it.
FormStateInterface::setError*() PHPDoc is incorrect, $message can also take translatable markup. This causes PHPStan errors in contrib if the PHPStan level is higher than core.
Fix it.