Refactor EmbeddedRedis

- 로컬 빌드는 성공하는데, CI 빌드가 실패해서 수정내역을 롤백했습니다.

src/main/java/com/yam/app/common/configuration/EmbeddedRedisConfiguration.java

@@ -23,7 +23,6 @@ public class EmbeddedRedisConfiguration {
     public void redisServer() throws IOException {
         redisServer = RedisServer.builder()
             .port(redisPort)
-            .setting("maxheap 1gb")
             .build();
         redisServer.start();
     }

src/test/resources/application-test.yml

@@ -14,7 +14,7 @@ spring:
   redis:
     host: localhost
     password:
-    port: 16379
+    port: 6379
 
 app:
   mail: