docs(SimpleCell): expandable description update

[SevereCloud]

Описание

Описание свойство expandable=always может путать, так как кажется что его необходимо ставить если ячейка кликабельна

Изменения

Обновляем описание на более ясное

Release notes

[github-actions]

size-limit report 📦

Path	Size
JS	385.32 KB (0%)
JS (gzip)	116.61 KB (0%)
JS (brotli)	95.78 KB (0%)
JS import Div (tree shaking)	1.46 KB (0%)
CSS	331.15 KB (0%)
CSS (gzip)	41.51 KB (0%)
CSS (brotli)	32.9 KB (0%)

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[github-actions]

e2e tests

Playwright Report

[github-actions]

👀 Docs deployed

• ✅ Styleguide
• ✅ Storybook

Commit 0751a9a

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

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Additional details and impacted files

@@            Coverage Diff            @@
##             master    #7664   +/-   ##
=========================================
  Coverage          ?   95.16%           
=========================================
  Files             ?      383           
  Lines             ?    11333           
  Branches          ?     3714           
=========================================
  Hits              ?    10785           
  Misses            ?      548           
  Partials          ?        0           

Flag	Coverage Δ
unittests	95.16% <ø> (?)

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