[10.0] fix l10n_it_fatturapa RF19 fiscal position id duplicated (#650)
[10.0] fix l10n_it_fatturapa RF19 fiscal position id duplicated (#650)

OCA/l10n-italy,dcorio/l10n-italy,OCA/l10n-italy,dcorio/l10n-italy,OCA/l10n-italy,dcorio/l10n-italy