chore(main): release 2.2.1

[astronvimbot]

:robot: I have created a release beep boop

2.2.1 (2024-07-01)

Bug Fixes

• provider: filetypes are case sensitive so don't make lowercase (c37f726)

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[astronvimbot]

:robot: Release is at https://github.com/AstroNvim/astroui/releases/tag/v2.2.1 :sunflower: