[FIX] l10n_br_base: correção do método onchange_l10n_br_city_id, e onchange_mask_zip
[FIX] l10n_br_base: correção do método onchange_l10n_br_city_id, e onchange_mask_zip

thinkopensolutions/l10n-brazil,thinkopensolutions/l10n-brazil,rvalyi/l10n-brazil,odoo-brazil/l10n-brazil-wip,rodrigoasmacedo/l10n-brazil,christiandev/l10n-brazil,odoo-brazil/l10n-brazil-wip,rvalyi/l10n-brazil