San Diego’s viral “work-from-the-beach” craze may be getting hauled back to shore after city officials shut down future mass remote-work meetups unless organizers obtain costly permits. An “office on the sand” event at Law Street Beach in March drew more than 100 workers sporting laptops and surfboards for a morning of coworking by the ocean — as part of a event curated by social media personality Scott Muirhead — who is known for his scenic…