Tesla is planning to get Gigafactory Shanghai out of its ‘closed loop’ system with workers sleeping at the factory by the end of the week. Like many other companies, Tesla had to shut down production at its Shanghai factory last month after local authorities imposed serious lockdowns on the population in an attempt to limit the spread of COVID-19 after a surge in cases during the first quarter. The automaker was finally able to restart production on April 19 after 22 days of being shut down. Tesla brought back 8,000 people to work in a “closed-loop” shift, where people slept…