NYC-based actress — who is beloved for her comedic turns in “Strangers With Candy” and “Unbreakable Kimmy Schmidt” — admits she’s absolutely under the thumb of her pet rabbit, Tina.“Rabbits are very bossy,” Sedaris told The Post. “Actually, rabbits are a – – holes.”This month, the 60-year-old stars as another unlikely bossy-pants: a feisty cartoon tot named (coincidentally) Tina Templeton in “The Boss Baby: Family Business,” in theaters now.