[IMP] *: use specific ir.property methods

addons/account/models/chart_template.py

addons/mrp_subcontracting/models/res_company.py

addons/point_of_sale/tests/test_frontend.py

addons/stock/models/res_company.py

addons/stock_account/models/account_chart_template.py

addons/stock_landed_costs/models/stock_landed_cost.py

addons/website_sale/tests/test_website_sale_pricelist.py

odoo/addons/base/tests/test_orm.py

odoo/addons/test_performance/tests/test_performance.py