fix(pterodactyl): fixed incorrect placeholder name and fixed broken get_topic method

pterodactyl/pterodactyl.py

@@ -99,26 +99,26 @@ class Pterodactyl(commands.Cog):
         topic: str = await config.topic()
         placeholders = {
             "H": await config.topic_hostname() or "unset",
-            "P": str(await config.topic_port()),
+            "O": str(await config.topic_port()),
         }
         if await config.api_endpoint() == "minecraft":
             status, response = await mcsrvstatus.get_status(await config.topic_ip(), await config.topic_port())
             if status:
-                placeholders += {
+                placeholders.update({
                     "I": response['ip'],
                     "M": str(response['players']['max']),
                     "P": str(response['players']['online']),
                     "V": response['version'],
                     "D": response['motd']['clean'][0] if response['motd']['clean'] else "unset",
-                }
+                })
             else:
-                placeholders += {
+                placeholders.update({
                     "I": response['ip'],
                     "M": "0",
                     "P": "0",
                     "V": "Server Offline",
                     "D": "Server Offline",
-                }
+                })
         for key, value in placeholders.items():
             topic = topic.replace('.$' + key, value)
         return topic
@@ -348,7 +348,7 @@ class Pterodactyl(commands.Cog):
 
         Available placeholders:
         - `.$H` (hostname)
-        - `.$P` (port)
+        - `.$O` (port)
         Available for Minecraft servers:
         - `.$I` (ip)
         - `.$M` (max players)