fix(member-block): 동일인 판별 조건을 name birth di gender 조합으로 강화한다

src/main/kotlin/kr/co/vividnext/sodalive/member/MemberService.kt

@@ -529,8 +529,13 @@ class MemberService(
             ?: throw SodaException(messageKey = "common.error.invalid_request")
 
         val blockTargetMemberIds = mutableSetOf(request.blockMemberId)
-        blockedMember.auth?.di?.let { di ->
-            val verifiedMemberIds = authRepository.getMemberIdsByDi(di = di)
+        blockedMember.auth?.let { auth ->
+            val verifiedMemberIds = authRepository.getMemberIdsByNameAndBirthAndDiAndGender(
+                name = auth.name,
+                birth = auth.birth,
+                di = auth.di,
+                gender = auth.gender
+            )
             blockTargetMemberIds.addAll(verifiedMemberIds)
         }
         blockTargetMemberIds.remove(memberId)