fix col row padding footer&pagination

[entense]

Description

adds a row wrapper for col classes to ensure proper padding

fix a bug, which is also available on the demo site

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit f543229):

https://docusaurus-openapi-36b86--pr810-getsg9iy.web.app

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[sserrata]

Hi @entense, thanks for the contribution. Can you elaborate on the exact bug this addresses? Thanks!

[entense]

Привет@entense, спасибо за вклад. Можете ли вы уточнить, какую конкретную ошибку устраняет эта ошибка? Спасибо!

it fixes extra unnecessary padding at the bottom of the document by wrapping col- in a row container