fix(Table): Added localization for selected rows count

[elephantcatdog]

Fixed some things I found while writing the migration guide.

• Incorrect example for AvatarGroup
• Grammar in comments
• Added localization for selected rows count (based on this comment)

Checklist

• [x] Add meaningful unit tests for your component (verify that all lines are covered)
• [x] Verify that all existing tests pass
• [ ] ~Add component features demo in Storybook (different stories)~
• [ ] ~Approve test images for new stories~
• [x] Add screenshots of the key elements of the component

[elephantcatdog]

Could you add story for localized table? I noticed we don't have example how to do it.

Yes, I will do this.

[gretanausedaite]

Yes, I will do this.

No new images for localized story?

[elephantcatdog]

No new images for localized story?

Whoops, fixed @gretanausedaite