Currently the warning messages to warn for contracts and work permits that are about to expire are hardcoded to be triggered 7 and 60 days in advance respectively. With this commit, these notice periods are made to be configurable on a per-company basis. task-3340931 closes odoo/odoo#124414 Related: odoo/enterprise#42214 Related: odoo/upgrade#4885 Signed-off-by: Sofie Gvaladze (sgv) <sgv@odoo.com>