feat: add 02 as previous provider

CHANGELOG:

### Added
- [#996](https://git.coopdevs.org/coopdevs/som-connexio/odoo-somconnexio/-/merge_requests/996) feat: add 02 as previous provider

Related card: https://trello.com/c/SGeskwNH/1518-otrs-sc-enviar-o2-a-tiquet-com-a-operador-previ

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