update 优化 CacheRequestFilter 使用枚举替换字符串

ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/CacheRequestFilter.java

@@ -54,7 +54,7 @@ public class CacheRequestFilter extends AbstractGatewayFilterFactory<CacheReques
         {
             // GET DELETE 不过滤
             HttpMethod method = exchange.getRequest().getMethod();
-            if (method == null || method.matches("GET") || method.matches("DELETE"))
+            if (method == null || method == HttpMethod.GET || method == HttpMethod.DELETE)
             {
                 return chain.filter(exchange);
             }