California Gov. Gavin Newsom is turning up the heat onhomeless encampments, ordering state officials to dismantle thousands of them. But as the tents come down, critics say a new crisis could be just around the corner. Take Oakland, for example. John Janosko used to call the Wood Street encampment home. The sprawling camp was one of the biggest in the state until it was bulldozed over a year ago. Some former residents, like Janosko, found a spot in tiny cabins or managed to secure permanent housing with help from nonprofits. But many others are still sleeping in cars, RVs, or makeshift shelter…