@Override
    public Optional<OffsetExpirationCondition> offsetExpirationCondition() {
        throw new UnsupportedOperationException("offsetExpirationCondition is not supported for Share Groups.");
    }
Populates the list of records with tombstone(s) for deleting the group.

@param records The list of records.
group-coordinator/src/main/java/org/apache/kafka/coordinator/group/modern/share/ShareGroup.java