feat(layout): Navigation simplify 2nd level aside

[waterplea]

Closes #

[lumberjack-bot]

Pull request was closed ✔️

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[github-actions]

Visit the preview URL for this PR (updated for commit 587dfd9):

https://taiga-ui--pr8141-aside-group-dmwjut90.web.app

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[bundlemon]

BundleMon

Files updated (3)

Status	Path	Size	Limits
✅	demo/browser/styles.(hash).css	11.41KB (+133B +1.15%)	+10%
✅	demo/browser/runtime.(hash).js	40.92KB (+23B +0.05%)	+10%
✅	demo/browser/main.(hash).js	285.08KB (-136B -0.05%)	+10%

Unchanged files (2)

Status	Path	Size	Limits
✅	demo/browser/vendor.(hash).js	227.11KB	+10%
✅	demo/browser/polyfills.(hash).js	11.21KB	+10%

Total files change +20B 0%

Groups updated (1)

Status	Path	Size	Limits
✅	demo/browser/*..js	6.63MB (+1.08KB +0.02%)	-

Final result: ✅

View report in BundleMon website ➡️

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Current branch size history | Target branch size history