[FIX] doc: missing parameters of gantt view
[FIX] doc: missing parameters of gantt view

laslabs/odoo,microcom/odoo,Elico-Corp/odoo_OCB,ygol/odoo,hip-odoo/odoo,stephen144/odoo,ygol/odoo,microcom/odoo,laslabs/odoo,stephen144/odoo,Elico-Corp/odoo_OCB,sysadminmatmoz/OCB,microcom/odoo,dfang/odoo,sysadminmatmoz/OCB,dfang/odoo,sysadminmatmoz/OCB,ygol/odoo,microcom/odoo,bplancher/odoo,laslabs/odoo,sysadminmatmoz/OCB,storm-computers/odoo,microcom/odoo,Elico-Corp/odoo_OCB,stephen144/odoo,ygol/odoo,stephen144/odoo,hip-odoo/odoo,stephen144/odoo,hip-odoo/odoo,microcom/odoo,bplancher/odoo,dfang/odoo,hip-odoo/odoo,ygol/odoo,storm-computers/odoo,sysadminmatmoz/OCB,storm-computers/odoo,Elico-Corp/odoo_OCB,bplancher/odoo,laslabs/odoo,sysadminmatmoz/OCB,hip-odoo/odoo,sysadminmatmoz/OCB,Elico-Corp/odoo_OCB,bplancher/odoo,Elico-Corp/odoo_OCB,storm-computers/odoo,hip-odoo/odoo,ygol/odoo,dfang/odoo,storm-computers/odoo,dfang/odoo,storm-computers/odoo,dfang/odoo,bplancher/odoo,laslabs/odoo,bplancher/odoo,ygol/odoo,stephen144/odoo,laslabs/odoo