Using the new carryover feature, improve the french tax report to properly carryover the values from the tax grid 27 to the tax grid 22 of the next period. Also slightly improve the carryover itself to support total lines, and disallow to carry over to lines from another report. Task id #2452451 closes odoo/odoo#69887 Related: odoo/upgrade#2708 Related: odoo/enterprise#17953 Signed-off-by: Laurent Smet <smetl@users.noreply.github.com>