Merge pull request #166 from tegin/16.0-imp-cb_maintenance-add_domain_categorie

[16.0][IMP] cb_maintenance: add domain in category new request wizard

Author: etobella

cb_maintenance/wizards/wizard_create_maintenance_request.xml

@@ -22,6 +22,7 @@
                             <field
                                 name="equipment_category"
                                 widget="child_selector"
+                                domain="[('parent_id','=',False),('selectable','=',True)]"
                                 options="{'child_selection_field': 'name', 'no_open': True}"
                                 placeholder="Search only for IT or Maintenance"
                             />