style: remove TODO

lib/core/extension/base_proposal_model_extension.dart

@@ -31,7 +31,6 @@ extension BaseProposalModelExtension on BaseProposalModel {
   double unityToPercent() => unity==null?0:unity!*.01;
   double commitmentToPercent() => commitment == null ? 0 : commitment! * .01;
   bool isExpired() => expiration!.toLocal().isBefore(DateTime.now());
-  // TODO(saif): Replace hardcoded values (.2 and .8) with dynamic values fetched from the server.
-  // These thresholds are relative to each DAO and should be retrieved from the DAO settings.
+
   bool isPassing() => (quorum ?? 0) >= (pastQuorum ?? 0) && (unity ?? 0) >= (pastUnity ?? 0);
 }