Calculate the skrivelse deadline from a RiR report publish date.
Swedish constitutional practice: 4 calendar months after publication. The returned date is computed by adding the configured number of calendar months to the publish date and preserving the original day-of-month when possible; if the target month is shorter, the date is clamped to that month's last day.
Calculate the skrivelse deadline from a RiR report publish date.
Swedish constitutional practice: 4 calendar months after publication. The returned date is computed by adding the configured number of calendar months to the publish date and preserving the original day-of-month when possible; if the target month is shorter, the date is clamped to that month's last day.