Panel: define title label of page create dialog in blueprint#58

It would be great if we could change the title label shown in the “add new” dialog box. Maybe changing it in the blueprint could just alter the label here, too!

title:
  label: Title 2
  info: test
  type:  text

Possible now https://getkirby.com/docs/reference/panel/blueprints/page#page-creation-dialog