message: implement a hack for ObjectID
  this commit should get reverted if gets fixed!
diff: @@ -292,7 +292,8 @@ function baseProp(rawOptions: any, Type: any, target: any, key: string, whatis:
  schema[name][key] = {
  ...schema[name][key][0],
  ...options,
  - type: [Type]
  + // HACK: replace this with "[Type]" if https://github.com/Automattic/mongoose/issues/8034 got fixed
  + type: [Type.name === 'ObjectID' ? 'ObjectId' : Type]
  };
  return;
  }
  