Feature/3715 rebased make multi select box drag&drop sorting feature optional

[laurahaenel]

Solves #3715 .

What I did

• MultiSelectBox will default to non-dragging behavior.

How I did it

• Added new prop for the MultiSelectBox to ALLOW dragging.

How to verify it

• E.g. AssetEditor add prop allowDragging={true} (Packages/Application/Neos.Neos.Ui/packages/neos-ui-editors/src/Editors/AssetEditor/index.js)

With allowDragging={false}:

Default:

** this is a new rebased branch from https://github.com/neos/neos-ui/pull/3827 ** (I got all conflicts with the original branch and I dont want to deal with it)