chore(main): release 2.1.2

[astronvimbot]

:robot: I have created a release beep boop

2.1.2 (2024-05-21)

Bug Fixes

• config: allow colors function to return nothing if it performs in place modifications (48b3d36)

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[astronvimbot]

:robot: Release is at https://github.com/AstroNvim/astroui/releases/tag/v2.1.2 :sunflower: