BALTIMORE — The Kansas City Chiefs took the extended path — and the road journey — to Super Bowl LVIII. But they will be there — thanks to Patrick Mahomes, Travis Kelce and a defense that bottled up Lamar Jackson in Sunday’s 17-10 victory in the AFC Championship at M&T Bank Stadium. KC’s Super Bowl appearance will be its fourth in the last five seasons. The Chiefs made a 10-point halftime lead hold thanks to a defense that continued its second-half mastery. L’Jarius Sneed made the biggest play to start the fourth quarter. With Baltimore receiver Zay Flowers about to extend the ball forward for…