fix : 게시글 단건 조회 실패 오류 수정#111

luckhee merged 1 commit intodevelopprgrms-web-devcourse-final-project/WEB6_8_FiveLogic_BE:developfrom

fix#109prgrms-web-devcourse-final-project/WEB6_8_FiveLogic_BE:fix#109Copy head branch name to clipboard