A Yosemite getaway turned into a stop-and-go ordeal for many visitors this past weekend, as people found themselves stuck in hours-long backups and inching through crowds at some of the park's most iconic spots. The congestion followed Yosemite National Park's decision to drop its timed-entry reservation system following recent cuts to the National Park Service staffing levels, the New York Post reported. It's a change that critics view as a re…