chore(doc) stylistic revisions

[MariaMakeeva]

Description

Update text.

Why do we need it, and what problem does it solve?

It does not affect critical components.

Why do we need it in the patch release (if we do)?

Need to add a Russian-language text.

What is the expected result?

The Russian version should be displayed on the site page.

Checklist

• The code is covered by unit tests.
• e2e tests passed.
• Documentation updated according to the changes.
• Changes were tested in the Kubernetes cluster manually.

Changelog entries

section: virtualization
type: fix 
summary: Update documentation.
impact_level:  low