사용자의 인증 목록 전체 조회 (페이징X) api 명세 문서 수정#247

Hwangseoeun merged 2 commits intodevdogether-project/dogether-backend:devfrom

feat/#244-get_group_certifications_apidogether-project/dogether-backend:feat/#244-get_group_certifications_apiCopy head branch name to clipboard