Merge pull request #1994 from guwwl123/master

[ISSUE #1993] Replacing default encoding with UTF-8 in WebhookFileListener
close #1993

eventmesh-webhook/eventmesh-webhook-receive/src/main/java/org/apache/eventmesh/webhook/receive/storage/WebhookFileListener.java

@@ -100,7 +100,7 @@ public void readFiles(File file) {
      */
     public void cacheInit(File webhookConfigFile) {
         StringBuilder fileContent = new StringBuilder();
-        try (BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(webhookConfigFile)))) {
+        try (BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(webhookConfigFile), StandardCharsets.UFT_8))) {
             String line = null;
             while ((line = br.readLine()) != null) {
                 fileContent.append(line);