fieldservice_sale: fix fsm_order only on services

Author: hparfr

fieldservice_sale/views/product_template.xml

@@ -5,7 +5,7 @@
         <field name="inherit_id" ref="sale.product_template_form_view_invoice_policy" />
         <field name="arch" type="xml">
             <xpath expr="//field[@name='service_type']" position="after">
-                <field name="field_service_tracking" widget="radio" />
+                <field name="field_service_tracking" widget="radio" attrs="{'invisible': [('type', '!=', 'service')]}" />
                 <field
                     name="fsm_order_template_id"
                     attrs="{'invisible': [('field_service_tracking', '=', 'no')], 'required': [('field_service_tracking', '!=', 'no')]}"