Purpose ======= Fix typo in the mail template data used for a completed course. Specifications ============== Adding a 's' to 'Congratulation' on the template subject. Task-3026717 closes odoo/odoo#104737 X-original-commit: ea535166692ed95b3878717f3e003e23ce8c9fc5 Signed-off-by: Thibault Delavallee (tde) <tde@openerp.com>