[IMP] survey: do not sanitize survey description
[IMP] survey: do not sanitize survey description

As access to survey description field is limited to survey users and managers
we can let them put whatever they want in the description field. Otherwise
they cannot use the full power of web editor, notably embedded videos.

PR #44205
ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo