Remove useless toString in Timeout Filter (#10529)

diff --git a/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/filter/TimeoutFilter.java b/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/filter/TimeoutFilter.java
index 9d1b1b6..360af57 100644
--- a/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/filter/TimeoutFilter.java
+++ b/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/filter/TimeoutFilter.java
@@ -54,9 +54,8 @@
             if (countDown.isExpired()) {
                 ((AppResponse) appResponse).clear(); // clear response in case of timeout.
                 if (logger.isWarnEnabled()) {
-                    logger.warn("invoke timed out. method: " + invocation.getMethodName() + " arguments: " +
-                            Arrays.toString(invocation.getArguments()) + " , url is " + invoker.getUrl() +
-                            ", invoke elapsed " + countDown.elapsedMillis() + " ms.");
+                    logger.warn("invoke timed out. method: " + invocation.getMethodName() +
+                        " url is " + invoker.getUrl() + ", invoke elapsed " + countDown.elapsedMillis() + " ms.");
                 }
             }
         }