He’s an actor. He’s a singer. He’s a fan of Taylor Swift . He’s a husband and a father . And he’s also a Los Angeles homeowner. And now, Jesse McCartney — of “All My Children,” Dream Street and his own solo career — aims to sell his home in the Hollywood Hills for $2.79 million, The Post has learned. Its sale would mark the end of an era for McCartney, who records show has owned the property since 2014. He bought it for $1.96 million, the records also show. The three-bedroom, three-bath