Add shared bond product packs and pack lines
CHANGELOG:
### Added
- [#1039](https://git.coopdevs.org/coopdevs/som-connexio/odoo-somconnexio/-/merge_requests/1039) Add shared bond product packs and pack lines
Related card: https://trello.com/c/PQk0298e/1658-gesti%C3%B3-dels-productes-de-compartides
Edited by Daniel Palomar