YAVNE, Israel — For thousands of older Israelis like Sara Weinsten, being housebound alone during the country’s second nationwide lockdown is difficult and depressing. “Loneliness brings back the past, and it’s hard,” said Weinsten, an 85-year-old Holocaust survivor who lives in the central Israeli town of Yavne. “There’s someone thinking about sweetening Shabbat.” Israel imposed its second nationwide lockdown during …