- channel_seen is now called even for own message and only when needed - channel_seen is now called with a message_id which transfer the decision of what is seen to the client which makes more sense task-2282235 task-2282248 closes odoo/odoo#57956 X-original-commit: 04edfa50ccea305050d017c4a1996e561bc7bd57 Signed-off-by: Sébastien Theys (seb) <seb@odoo.com>