{
  "$schema": "http://json.schemastore.org/global",
  "sdk": {
    "version": "3.1.410",
    "allowPrerelease": false,
    "rollForward": "latestMinor"
  }
}

{
  "$schema": "http://json.schemastore.org/global",
  "sdk": {
    "version": "5.0.301",
    "allowPrerelease": false,
    "rollForward": "latestMinor"
  }
}

Update required SDK to version 5.0.301
Update required SDK to version 5.0.301

The NodaTime.TzdbCompiler targets `net5.0` so the .NET 5 SDK is required.