[update] 자퇴 학생 처리 방식 변경에 따른 호출방식 수정#2

snowykte0426 merged 4 commits intomainthemoment-team/datagsm-openapi-sdk-java:mainfrom

update/leave-schoolthemoment-team/datagsm-openapi-sdk-java:update/leave-schoolCopy head branch name to clipboard