6 string references to courier.manager in Courier 8

CourierManagerTest::setUp in tests/src/Kernel/CourierManagerTest.php

CourierTest::setUp in src/Tests/CourierTest.php

Sets up the test.

courier_system_mail_alter in courier_system/courier_system.module

Implements hook_mail_alter().

MessageForm::create in courier_message_composer/src/Form/MessageForm.php

Instantiates a new instance of this class.

Settings::create in courier_system/src/Form/Settings.php

Instantiates a new instance of this class.

TemplateEditForm::create in src/Form/TemplateEditForm.php

Instantiates a new instance of this class.