chore(main): release 12.1.3

[github-actions[bot]]

:robot: I have created a release beep boop

12.1.3 (2023-09-05)

Bug Fixes

• Respect creature HP when given as array in encounters (244fe03)

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[github-actions[bot]]

:robot: Release is at https://github.com/javalent/initiative-tracker/releases/tag/12.1.3 :sunflower: