Rihanna won’t be wearing anything provocative to the Met Gala. The 36-year-old singer – who has RZA, 23 months, and Riot, seven months, with partner A$AP Rocky – will be attending fashion’s biggest night out in New York next month in one of her own creations, but she’s admitted she prefers to dress more modestly now she has children. Asked what she’ll be wearing to the Met Gala, she told Vogue.com: “I’m gonna wear Fenty something! Fenty Beauty, Fenty Skin, Fenty Savage…” “I’ve done so much s*** in my life. I’ve had my nipples out, my panties out. But now, those are the things which, I guess as…