Bug: Chats in Postman are not added to game

[yamikuronue]

...and we have no idea why.

 ```        "values": {
            "voteBars": "bastard",
            "postman": "on",
            "postman-cc": 20585,
            "postman-public": "day",
            "chats": "on",
            "postman_chats": {
                "@cloak15": 6858
            }
        },

but

        "aliases": [
            "testmafia",
            "t_17966",
            "t_c1xgu7z55"
        ]