feat: add zibi and unset zibi command, bump rob to 1.8.4

src/main/kotlin/cn/rtast/fancybot/commands/lookup/QRCodeCommand.kt

@@ -10,12 +10,12 @@ package cn.rtast.fancybot.commands.lookup
 import cn.rtast.rob.entity.GroupMessage
 import cn.rtast.rob.util.BaseCommand
 import cn.rtast.rob.util.ob.MessageChain
-import cn.rtast.rob.util.ob.OBMessage
+import cn.rtast.rob.util.ob.OneBotListener
 
 class QRCodeCommand : BaseCommand() {
     override val commandNames = listOf("/qrcode", "/qr", "/二维码")
 
-    override suspend fun executeGroup(listener: OBMessage, message: GroupMessage, args: List<String>) {
+    override suspend fun executeGroup(listener: OneBotListener, message: GroupMessage, args: List<String>) {
         val content = args.joinToString(" ")
         val msg = MessageChain.Builder()
             .addAt(message.sender.userId)