Stephen Curry is practically synonymous with a handful of things: the Golden State Warriors, 3-pointers, on-court taunts. Another among that list is the apparel company Under Armour, which has sponsored Curry since 2013, before the Warriors became perennial contenders and he became a global superstar. Now Curry and Under Armour are nearing a deal to be joined at the hip — and on the dotted line — for much longer. A Rolling Stone profile on Curry published this week revealed that he and UA are nearing a $1 billion lifetime deal. Curry’s current deal, which features his own Curry Brand made by U…