fix: 修正验收问题

YuMi/Modules/YMRoom/View/XPMiniRoomView.m

@@ -435,6 +435,9 @@ UIKIT_EXTERN NSString *kRoomKickoutTime;
         
         if (message.messageType == NIMMessageTypeNotification) {
             NIMNotificationObject *notiMsg = (NIMNotificationObject *)message.messageObject;
+            if (![notiMsg.content isKindOfClass:[NIMChatroomNotificationContent class]]) {
+                return;
+            }
             NIMChatroomNotificationContent *content = (NIMChatroomNotificationContent *)notiMsg.content;
             [self handleNIMNotificationMessage:content];
             [self handleNIMNotificationSaveMessage:message];