chore(main): release 2.12.0

[gravity-ui-bot]

:robot: I have created a release beep boop

2.12.0 (2024-05-22)

Features

• AsideHeader: change default decoration, item background colors (#238) (cf75f1f)
• support data-qa attribute for aside and menu items (#241) (a5e9df0)

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[gravity-ui-bot]

Preview is ready.

[gravity-ui-bot]

:robot: Release is at https://github.com/gravity-ui/navigation/releases/tag/v2.12.0 :sunflower: