owncloud/core

Change: Update Symfony components to 4.4.9

The following Symfony components have been updated to version 4.4.9
- console
- event-dispatcher
- process
- routing
- translation

symfony/polyfill-php80 (v1.17.0) has been added.

https://symfony.com/blog/symfony-4-4-9-released
https://github.com/owncloud/core/pull/37465