[FIX] fleet: return_action_to_open
[FIX] fleet: return_action_to_open

The 'group_by' must be poped from the context in function return_action_to_open
because the act_window can call another model.

opw:710363

bplancher/odoo,hip-odoo/odoo,ygol/odoo,Elico-Corp/odoo_OCB,hip-odoo/odoo,ygol/odoo,bplancher/odoo,ygol/odoo,Elico-Corp/odoo_OCB,Elico-Corp/odoo_OCB,bplancher/odoo,Elico-Corp/odoo_OCB,bplancher/odoo,hip-odoo/odoo,ygol/odoo,bplancher/odoo,ygol/odoo,hip-odoo/odoo,bplancher/odoo,hip-odoo/odoo,hip-odoo/odoo,Elico-Corp/odoo_OCB,ygol/odoo,Elico-Corp/odoo_OCB,ygol/odoo