[IMP] project: remove task stat-button if there is no task linked to project
[IMP] project: remove task stat-button if there is no task linked to project

We shoud not display stat_button tasks on project kanban card if there is no task linked to the current project

ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo