Suppress MacBook Pro Key Repeat Faulty with Karabiner

karabiner.json

{
    "available_since": "12.6.9",
    "description": "Surpress MacBook Pro Key Repeat Faulty",
    "manipulators": [
        {
            "from": { "key_code": "b" },
            "parameters": {
                "basic.to_if_held_down_threshold_milliseconds": 25
            },
            "to_if_held_down": [{ "key_code": "b", "repeat": false }],
            "type": "basic"
        },
        {
            "from": { "key_code": "n" },
            "parameters": {
                "basic.to_if_held_down_threshold_milliseconds": 25
            },
            "to_if_held_down": [{ "key_code": "n", "repeat": false }],
            "type": "basic"
        }
    ]
}