Los Angeles County Supervisor Janice Hahn Tuesday denounced a judge’s ruling dismissing claims challenging the Catalina Island Conservancy’s plan to systematically eliminate the island’s entire deer population, and is asking Gov. Gavin Newsom to intervene. Hahn has long opposed the plan, calling it inhumane and unnecessary, and raising concerns about increased wildfire risk. The suit, filed by a coalition of community groups, challenged the proj…