[DDING-000] open api 버전 명시 (#332)

Author: KoSeonJe

src/main/java/ddingdong/ddingdongBE/common/config/OpenApiConfig.java

@@ -18,7 +18,6 @@ public class OpenApiConfig {
     @Bean
     public OpenAPI openApi() {
         return new OpenAPI()
-                .openapi("3.0.1")
                 .components(securityComponents())
                 .servers(List.of(new Server().url(serverUrl)));
     }

src/main/resources/application-dev.yml

@@ -21,6 +21,10 @@ spring:
     init:
       mode: never
 
+springdoc:
+  api-docs:
+    version: OPENAPI_3_0
+
 jwt:
   header: "Authorization"
   prefix: "Bearer"