Add new product
CHANGELOG:
### Added
- [#603](https://gitlab.com/coopdevs/odoo-somconnexio/-/merge_requests/603) Add new fiber 100Mb without landline product
Related card: https://trello.com/c/rPLKxsXd/919-nou-producte-fibra-100mb-sense-fix-prove%C3%AFdor-vdf-de-moment
Edited by Pelayo García