feat(Spacing): Use vkui-tokens in the Spacing component

[mendrew]

• related [EPIC]: Использовать vkui-токены для системы расстояний внутри компонентов VKUI #6684

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• e2e-тесты
• Дизайн-ревью
• Документация фичи

Описание

Добавляем к свойству size возможность передавать строковые значния размеров, соответствующие размерам из системы расстояний (#6684)

[github-actions]

size-limit report 📦

Path	Size
JS	366.19 KB (+0.04% 🔺)
JS (gzip)	112.38 KB (+0.04% 🔺)
JS (brotli)	92.63 KB (-0.12% 🔽)
JS import Div (tree shaking)	1.42 KB (0%)
CSS	273.88 KB (0%)
CSS (gzip)	35.6 KB (0%)
CSS (brotli)	28.85 KB (0%)

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[github-actions]

e2e tests

Playwright Report

[github-actions]

👀 Docs deployed

• ✅ Styleguide
• ✅ Storybook

Commit 71d78db

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.36%. Comparing base (ae5ca12) to head (71d78db).

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #6925   +/-   ##
=======================================
  Coverage   83.35%   83.36%           
=======================================
  Files         351      351           
  Lines       10469    10475    +6     
  Branches     3475     3476    +1     
=======================================
+ Hits         8726     8732    +6     
  Misses       1743     1743           

Flag	Coverage Δ
unittests	83.36% <100.00%> (+<0.01%)	⬆️

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[inomdzhon]

💅

[vkcom-publisher]

✅ v6.1.0 🎉