Issue #3491644: Add a submodule to log parameters that lead to user registration

...sistent_visitor_parameters_user_registration.settings.yml

...ersistent_visitor_parameters_user_registration.schema.yml

.../persistent_visitor_parameters_user_registration.info.yml

...n/persistent_visitor_parameters_user_registration.install

...stent_visitor_parameters_user_registration.links.menu.yml

...stent_visitor_parameters_user_registration.links.task.yml

...on/persistent_visitor_parameters_user_registration.module

...rsistent_visitor_parameters_user_registration.routing.yml

...or_parameters_user_registration/src/Form/SettingsForm.php

persistent_visitor_parameters.info.yml

persistent_visitor_parameters.links.menu.yml

persistent_visitor_parameters.links.task.yml

persistent_visitor_parameters.routing.yml

src/CookieManager.php

src/EventSubscriber/ResponseSubscriber.php

src/Form/SettingsForm.php