[FIX] stock_by_warehouse: Improve stock information accuracy

Resolved an issue where multiple locations displayed incorrect stock
information due to problematic contexts. By eliminating the cache, we
now ensure accurate computation of quantity Units for products.

Closes Vauxoo#1633

stock_by_warehouse/models/product_template.py

@@ -54,6 +54,7 @@ def _compute_get_quantity_warehouses_json(self):
                 .with_company(warehouse.company_id)
                 .with_context(warehouse=warehouse.id, location=False)
             )
+            tmpl.invalidate_recordset()
             if warehouse_id and warehouse_id.id == warehouse.id:
                 info["warehouse"] = tmpl.qty_available_not_res
             info["content"].append(