Issue #3089472 by zrpnr, nod_, bnjmnm: Remove matchmedia in Drupal 9

core/.eslintrc.json

core/assets/vendor/matchMedia/matchMedia.addListener.min.js

core/assets/vendor/matchMedia/matchMedia.min.js

core/core.libraries.yml

core/modules/ckeditor/ckeditor.libraries.yml

core/modules/toolbar/toolbar.libraries.yml

...tests/Drupal/Tests/Listeners/DeprecationListenerTrait.php

core/themes/claro/claro.libraries.yml

core/themes/seven/seven.libraries.yml