[Chore] Change Hibernate DDL auto from create to none for prod profile in application-prod.yml

Author: KOKEONHO

src/main/resources/application-prod.yml

@@ -12,7 +12,7 @@ spring:
     password: ${DB_PASSWORD}
   jpa:
     hibernate:
-      ddl-auto: create
+      ddl-auto: none
     properties:
       hibernate:
         default_schema: root        # 기본 스키마