[11.0][FIX] l10n_it_withholding_tax: Added condition upon 'date_end' column in where clause for _get_rate method
[11.0][FIX] l10n_it_withholding_tax: Added condition upon 'date_end' column in where clause for _get_rate method

linkitspa/l10n-italy,linkitspa/l10n-italy,linkitspa/l10n-italy