two compute field have same method but one is store and other one is non store so we split compute method for both fields(l10n_ch_isr_number,l10n_ch_isr_number_spaced) closes odoo/odoo#40970 X-original-commit: d7a2d4aca37647ae568a5bb9f515ce2138245878 Signed-off-by: Josse Colpaert <jco@openerp.com>