兼容数据修改

rong_im/kit/src/main/java/io/rong/imkit/utils/GroupUtils.java

@@ -52,6 +52,9 @@ public class GroupUtils {
      * @return
      */
     public static boolean isAdminFromExtra(String extra) {
+        if (TextUtils.equals(GroupUtils.GROUP_ADMIN_TAG, extra)) {
+            return true;
+        }
         try {
             JSONObject jsonObject = new JSONObject(extra);
             if (jsonObject.has(GROUP_ADMIN_KEY)) {