Merge branch 'main' into glitch-soc/merge-upstream

Conflicts:
- `.github/dependabot.yml`:
  Upstream made changes while we have dropped this file.
  Keep the file deleted.
- `.prettierignore`:
  Upstream made changes at the end of the file, where we
  had our extra lines.
  Just moved our extra lines back at the end.
- `app/serializers/initial_state_serializer.rb`:
  Upstream code style changes.
  Applied them.
- `app/services/backup_service.rb`:
  Upstream code style changes.
  Applied them.

app/helpers/application_helper.rb

@@ -217,9 +217,7 @@ module ApplicationHelper
       state_params[:moved_to_account] = current_account.moved_to_account
     end
 
-    if single_user_mode?
-      state_params[:owner] = Account.local.without_suspended.where('id > 0').first
-    end
+    state_params[:owner] = Account.local.without_suspended.where('id > 0').first if single_user_mode?
 
     json = ActiveModelSerializers::SerializableResource.new(InitialStatePresenter.new(state_params), serializer: InitialStateSerializer).to_json
     # rubocop:disable Rails/OutputSafety