Fix Unreachable Switch Defaults

Author: rayliverified

lib/src/api/models/action/submit_action.dart

@@ -51,6 +51,7 @@ class SubmitAction extends ActionModel with EquatableMixin, SerializableMixin {
     switch (service) {
       case SubmitActionService.mailchimp:
         return MailchimpSubmitAction.fromJson(json);
+      // ignore: unreachable_switch_default
       default:
         return _$SubmitActionFromJson(json);
     }

lib/src/api/models/fit.dart

@@ -65,8 +65,6 @@ enum Fit {
         return 'None';
       case Fit.scaleDown:
         return 'Scale Down';
-      default:
-        return 'None';
     }
   }
 }

lib/src/api/models/paint_type.dart

@@ -38,8 +38,6 @@ enum PaintType {
         return 'Image';
       case PaintType.emoji:
         return 'Emoji';
-      default:
-        return 'Unknown';
     }
   }