Meghan Markle is “basically the breadwinner” in the Sussex family — and funds are “tight,” sources tell Page Six. The Duchess of Sussex is focusing on growing her “As Ever” lifestyle range after recently parting ways with partner Netflix, those who know her say, while husband Prince Harry is mainly focused on his philanthropy work, which is noble, but doesn’t bring in much cash. “Money is tight,” said a source in the know, as another told us that Markle and her husband, Prince Family, need at least $6 million a year for operating expenses in the billionaire enclave of Montecito, California. Harry and Meghan during their recent trip to Australia. Media-Mode / SplashNews.com Meghan Markle was seen eating a strawberry as she released a glossy video online Monday to market As Ever. Meghan/ Instagram As Page Six revealed, the couple spends about $3 million of that on private security for the family, which includes children Prince Archie, 7, and Princess Lilibet, 4 .…