Resolve failed printer definition linting.

CURA-10332 | PP-249

resources/definitions/elegoo_base.def.json

@@ -116,7 +116,6 @@
         "support_brim_enable": { "value": "support_structure == 'normal' or support_structure == 'tree'" },
         "support_brim_width":
         {
-            "default_value": 3,
             "value": "6 if support_structure == 'tree' else line_width * initial_layer_line_width_factor * 0.02 "
         },
         "support_infill_angles": { "default_value": "[65]" },

resources/definitions/mixware_hyper_s.def.json

@@ -125,7 +125,6 @@
         "speed_z_hop": { "default_value": 5 },
         "support_angle": { "default_value": 60 },
         "support_brim_enable": { "value": false },
-        "support_brim_width": { "default_value": 4 },
         "support_enable": { "default_value": true },
         "support_infill_rate": { "value": 15 },
         "support_interface_density": { "default_value": 33.333 },