NEW YORK — The motorist busted for drunkenly crashing his car into Taylor Swift’s Tribeca apartment building is a Virginia man who tweeted at the star that she’s “insane” days before the incident. Police on Friday identified Morgan Mank as the driver. He was charged with drunken driving and driving while ability impaired for slamming into the front of Swift’s building and a fire hydrant around 5 a.m. Thursday. Mank — who rambled about not leaving until he met with Swift, according to TMZ — tweeted “cya” at the star two days before the incident. “Wish you all the best. Cya @taylorswift13,” he p…