Issue: When test sending a mail in Marketing Automation Mailings, there
is a traceback because we try to set the state of the mail to done,
even though there is no done in mail_mail.state
Steps to reproduce :
1) Install Marketing Automation
2) Create/select a campaign
3) Access the templates of that campaign
4) Create/select a template
5) Click Test
6) Send Sample Email
-> Traceback
opw-2568210
closesodoo/odoo#79650
X-original-commit: 954c413149befe847a526b54a1fca4c0dd2b16cd
Signed-off-by: Thibault Delavallee (tde) <tde@openerp.com>