The move lists already show the demand, the move line ones do not: the
detailed operations of the batch and of the transfer, and the operator
(Basket Assembly) view. Adds a read-only column with the demand of the
line's move, in the unit of the line, next to the ordered quantity.
Closes#21
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>