去除jpa依赖，部分不相关的代码去除。

seller-api/src/main/java/cn/lili/StoreApiApplication.java

@@ -6,7 +6,6 @@ import org.springframework.cache.annotation.EnableCaching;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Primary;
 import org.springframework.core.task.TaskExecutor;
-import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
 import org.springframework.scheduling.annotation.EnableAsync;
 import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
 
@@ -17,7 +16,6 @@ import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
  * @since 2020/11/16 10:03 下午
  */
 @SpringBootApplication
-@EnableJpaAuditing
 @EnableCaching
 @EnableAsync
 public class StoreApiApplication {