NEW YORK — Sarah Jessica Parker and a British jeweler have settled a breach-of-contract lawsuit against the actress.Kat Florence Design sued Parker, arguing that she had agreed to promote a collaborative jewelry line of diamonds and other gems for a fee of $7.5 million but failed to live up to the obligation.Parker filed a lawsuit of her own, saying payments from the designer were "abruptly and without notice or explanation stopped" in October 2016.