Case C-740/21: Order of the President of the Court of 5 January 2022 (request for a preliminary ruling from the Landgericht Düsseldorf — Germany) — SN and Others v Eurowings GmbH (Air transport — Compensation to air passengers in the event of denied boarding — Passengers who arrived at the airport in good time — Flight missed owing to the unusually long duration of the check-in process — Organisational shortcomings or disruptions affecting the airport)