chore: update webhook payload

[svenvg93]

📃 Description

This pr update the webhook payload

📖 Documentation

alexjustesen/speedtest-tracker-docs#106

🪵 Changelog

➕ Added

• status to the completed tests, in preparation of failed tests
• test_value to the threshold payload as mbit. To be inline with the benchmark_value
  • closes [Feature] Webhook JSON #2592

✏️ Changed

• rename value to benchmark_value
• round ping in the completed payload
• change download and upload to mbit in the completed payload to be inline with the benchmark failed payload
• Align the Packet Loss field name
  • closes Name of Packetloss in Webhook JSON #2649

📷 Payloads

Completed Tests

{
  "result_id": 17,
  "site_name": "Speedtest Tracker",
  "server_name": "Speedtest",
  "server_id": 52365,
  "status": "completed",
  "isp": "Speedy Communications",
  "ping": 3,
  "download": 1026,
  "upload": 1012,
  "packet_loss": 0,
  "speedtest_url": "https://www.speedtest.net/result/c/288aa4aa-a52e-493c-8d60-xxxx",
  "url": "http://192.168.1.5/admin/results"
}

Benchmark Failed

{
  "result_id": 14,
  "site_name": "Speedtest Tracker",
  "isp": "Speedy Communications",
  "benchmarks": {
    "download": {
      "bar": "min",
      "passed": false,
      "type": "absolute",
      "test_value": 1022,
      "benchmark_value": 2000,
      "unit": "mbps"
    },
    "upload": {
      "bar": "min",
      "passed": false,
      "type": "absolute",
      "test_value": 1018,
      "benchmark_value": 2000,
      "unit": "mbps"
    },
    "ping": {
      "bar": "max",
      "passed": false,
      "type": "absolute",
      "test_value": 3,
      "benchmark_value": 1,
      "unit": "ms"
    }
  },
  "speedtest_url": "https://www.speedtest.net/result/c/1433a2de-eb3c-4a0e-ab29-xxxxxx",
  "url": "http://192.168.1.5/admin/results"
}