fix wrong column name

Author: Hanashi

files/lib/data/discord/bot/DiscordBot.class.php

@@ -102,7 +102,7 @@ public static function findByFileID(int $fileID): ?DiscordBot
         $sql = "
             SELECT  *
             FROM    wcf1_discord_bot
-            WHERE   botID = ?
+            WHERE   webhookIconID = ?
         ";
         $stmnt = WCF::getDB()->prepare($sql);
         $stmnt->execute([$fileID]);