Prior to this commit: When generating a sale order/purchase order report, all rows, including those with entirely null values included in the report i.e. the entire matrix is displayed. Post this commit: The sale order/purchase order report is generated with only the rows with at least one quantity is added, rather than including the entire matrix. closes odoo/odoo#132045 Task: 2860388 Signed-off-by: Victor Feyens (vfe) <vfe@odoo.com>