chore: Spring JPA open-in-view 설정을 false로 변경

- 요청 당 트랜잭션의 길이를 최소화하기 위해 설정

Author: leegwichan

src/main/resources/application.yml

@@ -7,6 +7,7 @@ spring:
       hibernate:
         format_sql: true
     defer-datasource-initialization: false
+    open-in-view: false
 
 springdoc:
   swagger-ui:

src/test/resources/application.yml

@@ -31,6 +31,7 @@ spring:
         format_sql: true
     hibernate:
       ddl-auto: create-drop
+    open-in-view: false
 
   flyway:
     enabled: false