modify 继续游戏检查余额大于等于底分

gamesrv/tienlen/scenepolicy_tienlen.go

@@ -758,7 +758,7 @@ func (this *SceneBaseStateTienLen) OnPlayerOp(s *base.Scene, p *base.Player, opc
 					}
 				}
 				// 检查余额
-				if less || afterCoin <= 0 {
+				if less || afterCoin < int64(sceneEx.GetBaseScore()) {
 					sceneEx.PlayerLeave(p, common.PlayerLeaveReason_Bekickout, true)
 					return true
 				}