Translate the name in DiscoveryChannelService
CHANGELOG:
### Feature
- [#500](https://gitlab.com/coopdevs/odoo-somconnexio/-/merge_requests/500) Returns translated values in the DiscoveryChannel API
The discovery channels are string that need to be translated. Using the base_rest
methodology, we use the Accept-Language
header to return the values translated. More info in the base_rest
method:
https://github.com/OCA/rest-framework/blob/12.0/base_rest/http.py#L133
Edited by Pelayo García