Release offline-2.11

• tools: use idf-env to refresh root certificates (#51)
• tools: add autocrlf to archive with ESP-IDF for Offline installation (#53)
• python: use explicit seeder (#56)
• Feature/l10n (#60) l10n: add cz-CZ, sk-SK, pt-PT, pt-BR
• Feature/rust language install (#58)
• bugfix: Offline version of Eclipse (#69 )