fix: prod 환경에서 GC 로그 추가

Author: lvalentine6

terraform/prod/ecs/locals.tf

@@ -77,6 +77,7 @@ locals {
 
         command = svc == "api-prod" ? [
           "java",
+          "-Xlog:gc*:time,uptime,level,tags",
           "-javaagent:/app/dd-java-agent.jar",
           "-Ddd.logs.injection=true",
           "-Ddd.runtime-metrics.enabled=true",