v12.61.0
Add missing void return type to test methods (#56860)
[12.x] Ensure mailable HTML assertions properly escape quotes (#58595)
[12.x] Run Mockery cleanup via PHPUnit subscriber instead of explicit `m::close()` calls (#58278)
Accept Symfony's new control-characters exception message in mailer test (#60203)
[12.x] Fix embedded image Content-ID inconsistency in cloned emails (#57726)