Merge pull request #324 from prgrms-web-devcourse-final-project/feature/sign-up-async

fix: 메일 전송 시 이메일 중복 체크 제외

Author: Tokwasp

src/main/java/grep/neogulcoder/domain/users/service/MailService.java

@@ -44,10 +44,6 @@ public void clearStores() {
 
     @Async("mailExecutor")
     public void sendCodeTo(String email, LocalDateTime currentDateTime) {
-        if (isDuplicateEmail(email)) {
-            throw new EmailDuplicationException(UserErrorCode.IS_DUPLICATED_MALI);
-        }
-
         LocalDateTime expiredDateTime = currentDateTime.plusMinutes(VERIFY_LIMIT_MINUTE);
         emailExpiredTimeMap.put(email, expiredDateTime);
         sendCodeTo(email);