Pluggable permissions (#5728)

* Data model draft

* Refactor query and assignment usages of old permissions

* Backend UI

* API serializer

* Big string replace

* Docs, tests and fixes for teams api

* Update docs for device auth

* Eliminate old names

* Make tests pass

* Use new permissions, remove inconsistencies

* Add test for translations

* Show plugin permissions

* Add permission for seating plans

* Fix plugin activation

* Fix failing test

* Refactor to permission groups

* Update doc/api/resources/devices.rst

Co-authored-by: luelista <weller@rami.io>

* Update doc/api/resources/events.rst

Co-authored-by: luelista <weller@rami.io>

* Update src/pretix/api/serializers/organizer.py

Co-authored-by: luelista <weller@rami.io>

* Fix typo

* Fix python version compat

* Replacement after rebase

* Add proper permission handling for exports

* Docs for exporters

* Runtime linting of permission names

* Fix typos

* Show export page even without orders permission

* More legacy compat

* Do not strongly validate before plugins are loaded

* Rebase migration

* Add permission for outgoing mails

* Review notes

* Update doc/api/resources/teams.rst

Co-authored-by: Richard Schreiber <schreiber@pretix.eu>

* Clean up logic around exporters

* Review and failures

* Fix migration leading to forbidden combination

* Handle permissions on event copying

* Remove print-statements

* Make test clearer

* Review feedback

* Add AnyPermissionOf

* migration safety

---------

Co-authored-by: luelista <weller@rami.io>
Co-authored-by: Richard Schreiber <schreiber@pretix.eu>

src/tests/base/test_notifications.py

@@ -65,7 +65,7 @@ def order(event):
 
 @pytest.fixture
 def team(event):
-    return event.organizer.teams.create(all_events=True, can_view_orders=True)
+    return event.organizer.teams.create(all_events=True, all_event_permissions=True)
 
 
 @pytest.fixture
@@ -142,7 +142,8 @@ def test_notification_ignore_same_user(event, order, user, monkeypatch_on_commit
 @pytest.mark.django_db
 def test_notification_ignore_insufficient_permissions(event, order, user, team, monkeypatch_on_commit):
     djmail.outbox = []
-    team.can_view_orders = False
+    team.all_event_permissions = False
+    team.limit_event_permissions = {"event.vouchers:read": True}
     team.save()
     user.notification_settings.create(
         method='mail', event=event, action_type='pretix.event.order.paid', enabled=True