/usr/share/pyshared/trytond/modules/sale/view/ is in tryton-modules-sale 3.0.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/trytond/modules/sale/view/configuration_form.xml
/usr/share/pyshared/trytond/modules/sale/view/handle_invoice_exception_ask_form.xml
/usr/share/pyshared/trytond/modules/sale/view/handle_shipment_exception_ask_form.xml
/usr/share/pyshared/trytond/modules/sale/view/move_list_shipment.xml
/usr/share/pyshared/trytond/modules/sale/view/party_form.xml
/usr/share/pyshared/trytond/modules/sale/view/product_list_sale_line.xml
/usr/share/pyshared/trytond/modules/sale/view/return_sale_start_form.xml
/usr/share/pyshared/trytond/modules/sale/view/sale_form.xml
/usr/share/pyshared/trytond/modules/sale/view/sale_line_form.xml
/usr/share/pyshared/trytond/modules/sale/view/sale_line_tree.xml
/usr/share/pyshared/trytond/modules/sale/view/sale_line_tree_sequence.xml
/usr/share/pyshared/trytond/modules/sale/view/sale_tree.xml
/usr/share/pyshared/trytond/modules/sale/view/template_form.xml
/usr/share/pyshared/trytond/modules/sale/view/template_tree.xml