fix:오타수정

Author: dooongdaeng

back/src/main/resources/application-prod.yml

@@ -4,8 +4,8 @@ spring:
       - org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration
   datasource:
     url: jdbc:mysql://devcos-team10-mysql.czvbgr7hie3i.ap-northeast-2.rds.amazonaws.com:3306/fivelogic?useSSL=true&serverTimezone=Asia/Seoul&characterEncoding=UTF-8
-    username: {DB_USERNAME}
-    password: {DB_PASSWORD}
+    username: ${DB_USERNAME}
+    password: ${DB_PASSWORD}
     driver-class-name: com.mysql.cj.jdbc.Driver
     hikari:
       auto-commit: false