fix: 7.3.1-3 예제코드 오류 수정 #11
                
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안녕하세요. <우아한 타입스크립트 with 리액트>를 읽다가 도서와 예제 코드가 다른 부분이 있어 수정하였습니다.
수정사항
주석 처리된 코드를 개행 처리했습니다.
결론적으로 책의 내용과 동일한 코드가 됐습니다.
수정 전
// 서버 에러일 때의 처리임을 명시적으로 알 수 있다 setErrorMessage(e.response.data.errorMessage);수정 후