feat: fix join condition in query for virtual account logs in ExamApplicationJpaRepository

Author: polyglot-k

src/main/java/life/mosu/mosuserver/domain/examapplication/repository/ExamApplicationJpaRepository.java

@@ -125,8 +125,7 @@ Optional<ExamApplicationNotifyProjection> findExamAndPaymentByExamApplicationId(
                 )
                 FROM ExamApplicationJpaEntity ea
                 JOIN ExamJpaEntity e ON ea.examId = e.id
-                JOIN ApplicationJpaEntity a ON ea.applicationId = a.id
-                JOIN VirtualAccountLogJpaEntity va ON va.applicationId = ea.id
+                JOIN VirtualAccountLogJpaEntity va ON va.applicationId = ea.applicationId
                 WHERE ea.id = :examApplicationId
                 AND va.depositStatus = 'DONE'
             """)