[DOC] web: update search view documentation on filters.
[DOC] web: update search view documentation on filters.

Document the changes brought by a previous commit
that modifies the date filters functioning.

Task ID: 2028787
ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo