Update CRM Lead Pack views

CHANGELOG:

### Changed
- [#912](https://git.coopdevs.org/coopdevs/som-connexio/odoo-somconnexio/-/merge_requests/912) Update CRM Lead Pack views

Related card: https://trello.com/c/XqkdoaLC/1409-requeriments-noves-vistes-per-a-crmlead-packs

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• Separate lead_line_ids between mobile and broadband
• Allow ICC editing from sub-tree view in CRM Lead pack form