`jq` parsing fail of screen list

[Viktor Petersson]

(sed '1d' is to work around issue in #20.)

It appears as the JSON we generate is broken sometimes:

> $ screenly screen list --json | sed '1d' | jq
{
  "config": {
    "audio_output": "hdmi",
    "disable_overscan": 0,
    "display_rotate": 0,
    "framebuffer_height": 0,
    "framebuffer_width": 0,
    "hdmi_boost": 2,
    "hdmi_drive": 0,
    "hdmi_force_hotplug": true,
    "hdmi_group": 0,
    "hdmi_mode": 0,
    "hdmi_pixel_encoding": 0,
    "hdmi_timings": "",
    "overscan_bottom": 0,
    "overscan_left": 0,
    "overscan_right": 0,
    "overscan_scale": 0,
    "overscan_top": 0,
    "play_history_enabled": false,
    "shuffle_playlist": false,
    "use_composite": false,
    "use_composite_ntsc": false,
    "use_composite_pal": false,
    "verify_ssl": true
  },
  "coords": [
    59.324,
    18.0486
  ],
  "created_at": "2021-09-22T10:39:21+00:00",
  "debug": false,
  "hardware_version": "Raspberry Pi 3B+",
  "hostname": "[redacted]",
  "id": "[redacted]",
  "in_sync": false,
  "interface": "eth0",
  "is_enabled": true,
  "last_ip": null,
  "last_ping": "2021-09-23T11:55:35.776+00:00",
  "last_screenshot": "https://us-assets.screenlyapp.com/018KXAT7680007YRRPFJ9WTG0W/screenshots/x/y",
  "last_screenshot_time": "2021-09-23T11:44:00.94+00:00",
  "load_avg": "0.81",
  "local_ip": "192.168.202.180",
  "location": "Stockholm, Sweden",
  "mac": "[redacted]",
  "name": "My Screen",
  "signal_strength": null,
  "software_version": "Screenly 2 Player",
  "status": "Offline",
  "team": "[redacted]",
  "team_id": "[redacted]",
  "timezone": "Europe/Stockholm",
  "type": "hardware",
  "uptime": "90134.67",
  "ws_open": false
}
parse error: Expected value before ',' at line 57, column 4

[Viktor Petersson]

Closing this as it was related to formatting with sed, which stripped out the opening [.