[FIX]l10n_de: wrong field namewhen writing on company
[FIX]l10n_de: wrong field namewhen writing on company

commit 61eef73b52c078daaae37f8d57e93830a2e53410 changed the name of a
field but one was forgotten.

ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo