[New: openFATE 308977] Support more than 3 conditions in conditional formatting

Feature added by: Kohei Yoshida (kohei_yoshida) Feature #308977, revision 1 Title: Support more than 3 conditions in conditional formatting Requested by: Kohei Yoshida (kohei_yoshida) Description: Calc currently only supports up to 3 conditions in the conditional formatting dialog. We should extend that to allow perhaps semi-unlimited number of conditions. -- openSUSE Feature: https://features.opensuse.org/308977