Added API for getting notifications by compnayId and userId.

src/main/java/net/gepafin/tendermanagement/service/impl/NotificationServiceImpl.java

@@ -55,4 +55,8 @@ public class NotificationServiceImpl implements NotificationService {
         return;
     }
 
+    @Override
+    public List<NotificationResponse> getNotificationsByCompanyIdAndUserId(Long userId, Long companyId) {
+        return notificationDao.getNotificationByCompanyIdAndUserId(userId, companyId);
+    }
 }