update 优化 gateway 使用 caffeine 替换默认缓存

ruoyi-gateway/pom.xml

@@ -27,6 +27,11 @@
             <artifactId>spring-cloud-starter-loadbalancer</artifactId>
         </dependency>
 
+        <dependency>
+            <groupId>com.github.ben-manes.caffeine</groupId>
+            <artifactId>caffeine</artifactId>
+        </dependency>
+
         <!-- SpringCloud Alibaba Nacos -->
         <dependency>
             <groupId>com.alibaba.cloud</groupId>