fix: staging flyway 활성화

Author: Darren4641

src/main/resources/application-staging.yaml

@@ -11,12 +11,8 @@ spring:
       idle-timeout: 600000
       max-lifetime: 1800000
       leak-detection-threshold: 60000
-  jpa:
-    hibernate:
-      ddl-auto: update
-    open-in-view: false
   flyway:
-    enabled: false
+    enabled: true
     locations: classpath:db/migration
     baseline-on-migrate: true
     validate-on-migrate: true