Fix unescaped double quotes in boxes.json (#1261)
Fix unescaped double quotes in boxes.json (#1261)

Fixes #1260
proevo/pythondotorg,python/pythondotorg,python/pythondotorg,manhhomienbienthuy/pythondotorg,python/pythondotorg,proevo/pythondotorg,proevo/pythondotorg,manhhomienbienthuy/pythondotorg,proevo/pythondotorg,manhhomienbienthuy/pythondotorg,python/pythondotorg,manhhomienbienthuy/pythondotorg