Shares of RH fell slightly Friday after the luxury furniture retailer significantly missed revenue expectations in its second-quarter earnings report and slashed its full-year revenue outlook.The chain said Thursday that it will take another $30 million hit to its forecast because of tariffs, even though the retailer stood by its full-year forecast three months ago in its first-quarter earnings report.It now sees full-year revenues up 9% to 11%, compared with a prior outlook of 10% to 13%, and adjusted earn ...