Remove unnecessarily overridden setting

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

resources/definitions/ultimaker_method_base.def.json

@@ -416,8 +416,7 @@
         "support_wall_count": { "value": "2 if support_conical_enabled or support_structure == 'tree' else 0" },
         "support_xy_distance": { "value": 0.2 },
         "support_xy_distance_overhang": { "value": "support_xy_distance" },
-        "support_z_distance": { "value": "0" },
-        "switch_extruder_retraction_amount": { "value": 0.5 },
+         "switch_extruder_retraction_amount": { "value": 0.5 },
         "switch_extruder_retraction_speeds": { "value": "retraction_speed" },
         "top_bottom_thickness": { "value": "5*layer_height" },
         "travel_avoid_distance": { "value": "3 if extruders_enabled_count > 1 else machine_nozzle_tip_outer_diameter / 2 * 1.5" },