[16.0][FIX] add parnter_id.email controle on ticket to send message#765

emiliesoutiras wants to merge 2 commits intoOCA:16.0OCA/helpdesk:16.0from

Groupe-Voltaire-SAS:16.0-fix_helpdesk_mgmt_partner_id_without_mailGroupe-Voltaire-SAS/helpdesk:16.0-fix_helpdesk_mgmt_partner_id_without_mailCopy head branch name to clipboard