net-im/telegram-desktop: update to 5.12.3 release (+)
Release Notes: https://github.com/telegramdesktop/tdesktop/releases/tag/v5.12.0 \
https://github.com/telegramdesktop/tdesktop/releases/tag/v5.12.1 \ https://github.com/telegramdesktop/tdesktop/releases/tag/v5.12.2 \ https://github.com/telegramdesktop/tdesktop/releases/tag/v5.12.3