Fix mobile_contract_search_view
The search
tag has recently been added to mobile_contract_search_view making the inherited filters to stop working.
Moving them out of the tag fixes this.
CHANGELOG:
### Fixed
- [#678](https://gitlab.com/coopdevs/odoo-somconnexio/-/merge_requests/678) Fix name searching in `mobile_contract_search_view`
Related card: https://trello.com/c/zMHYCMVN/1034-revisar-filtre-contractes-m%C3%B2bil-alta-prioritat
Edited by Pelayo García