By Scarlett O’Toole With just days to go before Prince Harry jets off to the UK, Meghan Markle was seen letting her hair down at an exclusive event in California. The Duchess of Sussex was spotted at a networking event on Thursday in her exclusive neighbourhood, Montecito. She attended the Rosewood Miramar Beach Hotel and sat front row at the event hosted by Greycroft, a venture capital firm which partners with entrepreneurs. Meghan looked very casual wearing a cream shirt and styling her hair in loose waves. Her attendance at the event was captured by a fan who shared the snaps on Instagram. …