Please add an option to prevent moving pages in the page tree

[BernhardBaumrock]

Short description of the enhancement

I thought the "noMove" option would be what I need (processwire/processwire-issues#1994), but it actually just prevents moving pages from one parent to another. What I'd like to have is an option to prevent moving pages under the same parent. Maybe a "noSort" option?

Optional: Steps that explain the enhancement

In ProcessWire we often need pages for data storage, just like here:

It does not hurt a lot to have those pages sortable, but I'd prefer to disable it in this case.

Thx a lot for considering it!

[BernhardBaumrock]

Update: I changed sort settings for "RockCommerce" to "title", now I get this:

For this page the move button is hidden, but not for this:

Any ideas what is the issue?