Settings to switch codeLens on/off with toggle

toggle_codelens.json

// extension: marketplace.visualstudio.com/items?itemName=rebornix.toggle
// usage: add to keybindings.json
// note: use 'ctrl+alt+l' for Windows
[
    {
        "key": "cmd+alt+l",
        "command": "toggle",
        "when": "editorTextFocus",
        "args": {
            "id": "codeLens",
            "value": [
                {
                    "editor.codeLens": true
                },
                {
                    "editor.codeLens": false
                }
            ]
        }
    }
]