message: Fix changelog entry
  Original commit:
diff: #### Visual Environment
  -- [Delete key will delete selected nodes][1538].
  +- [Delete key will delete selected nodes][1538]. Only the non-intuitive
  + backspace key was assigned to this action before.
  - [It is possible to move around after deleting a node with a selected
  visualization][1556]. Deleting a node while its attached visualization was
  selected made it impossible to pan or zoom around the stage afterwards. This
  