This NMU for that package, which I uploaded a few days
ago, fixed its pending debconf l10n bugs:
zephyr (2.1.20010518.SNAPSHOT-17.1) unstable; urgency=low
* Non-maintainer upload to fix l10n issues
* Debconf translation updates:
- German. Closes: #396775
- French. Closes: #395978
- Russian. Closes: #404414