Mavs disrespect, America’s Team alive and well, Rangers three-year drought and picky parking, all in this week’s DFW sports notebook. WHITT’S END 9.9.22: Whether you’re at the end of your coffee, your day, your week or even your rope, welcome to Whitt’s End … *Serious question: If he had to choose one, would Luka pick winning an NBA championship with the Mavs or a gold medal with Slovenia? I’m not picking a side here, and I’m not finger-pointing or finger-wagging about whether Luka Doncic or any other athlete’s choice is “right or wrong.” He has a $215 million contract with…