PURPOSE Currently it does two RPCs to refresh followers on thread: 1) To get follower ids 2) To get followers detail SPECIFICATION While refreshing followers on the thread, perform only one RPC call. LINKS Task-2243180 PR https://github.com/odoo/odoo/pull/54437 closes odoo/odoo#55989 X-original-commit: 1fd445fb55810b97ed7a6dfe694e471891c6a3bc Signed-off-by: Alexandre Kühn (aku) <aku@odoo.com>