Merge branch '3484255-support-adding-additional' into '11.x'

core/.phpstan-baseline.php

core/config/schema/core.entity.schema.yml

core/core.services.yml

...Drupal/Core/Entity/Display/EntityViewDisplayInterface.php

core/lib/Drupal/Core/Entity/Entity/EntityViewDisplay.php

core/lib/Drupal/Core/Entity/Entity/EntityViewMode.php

core/lib/Drupal/Core/Entity/EntityViewModeInterface.php

...al/Core/EventSubscriber/EntityRouteProviderSubscriber.php

...al/Core/EventSubscriber/EntityViewModeRouteSubscriber.php

..._layout/tests/src/Kernel/FieldLayoutEntityDisplayTest.php

core/modules/field_ui/src/Form/EntityViewDisplayEditForm.php

core/modules/field_ui/src/Form/EntityViewModeAddForm.php

core/modules/field_ui/src/Form/EntityViewModeEditForm.php

core/modules/field_ui/src/Form/EntityViewModeFormTrait.php

...mage/tests/src/Functional/ImageOnTranslatedEntityTest.php

...es/jsonapi/tests/src/Functional/EntityViewDisplayTest.php

..._display.entity_test.bundle_with_extra_fields.default.yml

...tall/core.entity_view_display.media.type_five.default.yml

...ore.entity_view_display.media.type_five.media_library.yml

...stall/core.entity_view_display.media.type_one.default.yml