add missing encoding

PadelClub/Data/Tournament.swift

@@ -308,6 +308,7 @@ final class Tournament : ModelObject, Storable {
         try container.encode(publishTournament, forKey: ._publishTournament)
         try container.encode(hidePointsEarned, forKey: ._hidePointsEarned)
         try container.encode(publishRankings, forKey: ._publishRankings)
+        try container.encode(loserBracketMode, forKey: ._loserBracketMode)
     }
     
     fileprivate func _encodePayment(container: inout KeyedEncodingContainer<CodingKeys>) throws {