fix: #106-참가자로 저장되는 문제 수정

PepperoniV2/Presentation/GameSetting/PlayerSetting/PlayerSettingViewModel.swift

@@ -47,7 +47,7 @@ import SwiftUI
                 if player.isHost {
                     tempPlayers[index].nickname = "진행자"
                 } else {
-                    tempPlayers[index].nickname = "참가자\(player.turn - 1)"
+                    tempPlayers[index].nickname = "도전자\(player.turn - 1)"
                 }
             }
         }