unified-storage: lift name requirement in storage backend ListHistory (#116291)

pkg/storage/unified/resource/storage_backend.go

@@ -689,9 +689,6 @@ func validateListHistoryRequest(req *resourcepb.ListRequest) error {
 	if key.Namespace == "" {
 		return fmt.Errorf("namespace is required")
 	}
-	if key.Name == "" {
-		return fmt.Errorf("name is required")
-	}
 	return nil
 }