Add description, operationDate to compensation
CHANGELOG:
### ADD
- [#617](https://gitlab.com/coopdevs/odoo-somconnexio/-/merge_requests/617) Add description, operationDate to compensation wizard
Related card: https://trello.com/c/breKWQZH/908-2a-iteraci%C3%B3-wizard-compensacions
Edited by Pelayo García