fixup! handlers/targets: add pagination support

internal/daemon/controller/handlers/targets/target_service.go

@@ -247,6 +247,9 @@ func (s Service) ListTargets(ctx context.Context, req *pbs.ListTargetsRequest) (
 	if err != nil {
 		return nil, err
 	}
+	// TODO: replace the need for this function with some way to convert the `filter`
+	// to a domain type. This would allow filtering to happen in the domain, and we could
+	// remove this callback altogether.
 	filterItemFn := func(ctx context.Context, item target.Target) (bool, error) {
 		pbItem, err := toProto(ctx, item, newOutputOpts(ctx, item, authResults, authzScopes)...)
 		if err != nil {