Feature/router 4 g ticket creation

CHANGELOG:

### Added
- [#746](https://gitlab.com/coopdevs/odoo-somconnexio/-/merge_requests/746) Allow Router 4G ticket creation

Related card: https://trello.com/c/Vqscdcxi/1143-no-podem-crear-tiquets-a-otrs-per-router-4g

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Depends on: https://gitlab.com/coopdevs/otrs-somconnexio/-/merge_requests/131

Ticket created from local environment