IT FRESH-689

#395 Add Description in Jasper Invoice Vendor

Testcase to check if the description field in invoice jasper is displayed correctly.

1. Create a sales and a purchase order:
   • for G000X
   • use P0001 & P0002, set attributes for both
   • use TU A and TU B, for both products

2. Create the inouts, with Wareneingang POS & Lieferdispo

3. Create the invoices

4. Check the invoices:
   • => field description can be changed / set manually, for both products and Gebinde
5. Set stuff in the description field, short and long ones, print preview the jaspers:
   • text from description is displayed underneath the line for product / Gebinde, in both invoices
   • if there are attributes set that are displayed in > 1 line, then the description is displayed a little lower, underneath the line for ASI
   • long text in description: fully displayed, no cut-offs