chore(main): release libchartium 0.21.0

[github-actions[bot]]

:robot: I have created a release beep boop

0.21.0 (2024-07-19)

Features

• trace-list.ts: overloaded fromThresholds to accept ChartValues too (95e09bb)

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[github-actions[bot]]

:robot: Created releases:

• libchartium-v0.21.0 :sunflower: