Bump LiveChartsCore.SkiaSharpView.Avalonia (BeyondDimension#2310)

Bumps [LiveChartsCore.SkiaSharpView.Avalonia](https://github.com/beto-rodriguez/LiveCharts2) from 2.0.0-beta.514 to 2.0.0-beta.603.
- [Release notes](https://github.com/beto-rodriguez/LiveCharts2/releases)
- [Commits](https://github.com/beto-rodriguez/LiveCharts2/commits)

---
updated-dependencies:
- dependency-name: LiveChartsCore.SkiaSharpView.Avalonia
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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