console: actually end when _end() is called

[d--j]

Fixes errors like

Checking scheduled jobs ...

No jobs are due to run.
Exception 'Error' with message 'Call to a member function getTimestamp() on bool'

in /var/www/html/vendor/verbb/scheduler/src/console/controllers/CommandController.php:58

Stack trace:
#0 [internal function]: verbb\scheduler\console\controllers\CommandController->actionRun()
#1 /var/www/html/vendor/yiisoft/yii2/base/InlineAction.php(57): call_user_func_array(Array, Array)
#2 /var/www/html/vendor/yiisoft/yii2/base/Controller.php(178): yii\base\InlineAction->runWithParams(Array)
#3 /var/www/html/vendor/yiisoft/yii2/console/Controller.php(180): yii\base\Controller->runAction('run', Array)
#4 /var/www/html/vendor/yiisoft/yii2/base/Module.php(552): yii\console\Controller->runAction('run', Array)
#5 /var/www/html/vendor/yiisoft/yii2/console/Application.php(180): yii\base\Module->runAction('scheduler/comma...', Array)
#6 /var/www/html/vendor/craftcms/cms/src/console/Application.php(91): yii\console\Application->runAction('scheduler/comma...', Array)
#7 /var/www/html/vendor/yiisoft/yii2/console/Application.php(147): craft\console\Application->runAction('scheduler/comma...', Array)
#8 /var/www/html/vendor/craftcms/cms/src/console/Application.php(122): yii\console\Application->handleRequest(Object(craft\console\Request))
#9 /var/www/html/vendor/yiisoft/yii2/base/Application.php(384): craft\console\Application->handleRequest(Object(craft\console\Request))
#10 /var/www/html/craft(13): yii\base\Application->run()
#11 {main}

Should I backport this fix to Craft 3/4, too?

[engram-design]

Must have missed that, and thanks for this, looks great. Backporting to Craft 3/4 would be amazing, only if you feel up to it!