Deleting must delete orders first

tests/rpc/test_rpc.py

@@ -313,7 +313,6 @@ def test_rpc_delete_trade(mocker, default_conf, fee, markets, caplog):
     with pytest.raises(RPCException, match='invalid argument'):
         rpc._rpc_delete('200')
 
-    create_mock_trades(fee)
     trades = Trade.query.all()
     trades[1].stoploss_order_id = '1234'
     trades[2].stoploss_order_id = '1234'

tests/test_persistence.py

@@ -1074,6 +1074,3 @@ def test_update_order_from_ccxt():
     assert o.remaining == 0.0
     assert not o.ft_is_open
     assert o.order_filled_date is not None
-
-
-