Pontoon: Update Czech (cs) localization of WebThings Gateway
Pontoon: Update Czech (cs) localization of WebThings Gateway

Localization authors:
- kesiraju.michaela <kesiraju.michaela@gmail.com>

moziot/gateway,mozilla-iot/gateway,moziot/gateway,mozilla-iot/gateway,mozilla-iot/gateway,moziot/gateway,mozilla-iot/gateway,mozilla-iot/gateway