fix lint

Author: roienatan

src/proposal.ts

@@ -590,7 +590,7 @@ export class Proposal implements IStateful<IProposalState> {
       const queueState: IQueueState = {
         dao: item.dao.id,
         id: gpQueue.id,
-        name: schemeState?.name ?? "Unknown",
+        name: schemeState?.name ?? 'Unknown',
         scheme: schemeState,
         threshold,
         votingMachine: gpQueue.votingMachine