Add support structure to advanced and expert visibility presets

CURA-6711

resources/setting_visibility/advanced.cfg

@@ -99,6 +99,7 @@ support_extruder_nr
 support_infill_extruder_nr
 support_extruder_nr_layer_0
 support_interface_extruder_nr
+support_structure
 support_type
 support_angle
 support_pattern

resources/setting_visibility/expert.cfg

@@ -237,6 +237,7 @@ support_extruder_nr_layer_0
 support_interface_extruder_nr
 support_roof_extruder_nr
 support_bottom_extruder_nr
+support_structure
 support_type
 support_angle
 support_pattern