Make cancelled crm lead line visible

CHANGELOG:

### Added
- [#743](https://gitlab.com/coopdevs/odoo-somconnexio/-/merge_requests/743) Make cancelled crm lead lines visible and searchable

Related card: https://trello.com/c/f3zPaLbf/1145-vistes-peticions-m%C3%B2bil-i-peticions-ba-registres-visibles-quan-es-cancella-una-petici%C3%B3

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