푸시 - os 로그 추가

src/main/kotlin/kr/co/vividnext/sodalive/fcm/FcmService.kt

@@ -51,6 +51,7 @@ class FcmService {
         }
 
         val response = FirebaseMessaging.getInstance().sendEachForMulticast(multicastMessage.build())
+        logger.info("os: $container")
         logger.info("보내기 성공: ${response.successCount}")
         logger.info("보내기 실패: ${response.failureCount}")
     }