Real Housewives of Orange County‘s Braunwyn Windham-Burke opened up about her sobriety and new girlfriend in an Instagram Q&A on Saturday, January 2, and said that she’d be “heartbroken” if husband Sean Burke began dating someone else.The Bravo TV star, 42, who revealed in December that she is gay, was asked when she knew she was “lesbian not bisexual.”“I had my first sober experience with someone I care about (alone) and I came home and told Sean…ya, I’m not straight,” Windham-Burke, who’s been