COLUMBIA, S.C. — South Carolina on Wednesday became the nation’s only state without a woman on its Supreme Court — a development that comes amid increasing Republican scrutiny of the court that narrowly struck down the conservative state’s abortion ban last month.The Republican-led Legislature chose Judge Gary Hill to replace the high court’s lone female justice, Kaye Hearn, who had reached the court’s retirement age and who wrote the leading opinion in the 3-2 ruling overturning the …