Before this commit, when opening Discuss from chat window and then accessing the settings page of a channel, the breadcrumb showed "Unamed" as the name of the App instead of "Discuss". This happens because the client action was not named when expanding the chat window by opening Discuss app. closes odoo/odoo#118939 Signed-off-by: Sébastien Theys (seb) <seb@odoo.com>