[ru] Localize `Tightly Coupled Architecture`

[kirkonru]

Description

This Issue is to localize Tightly Coupled Architecture into Russian.

Checklist before opening your PR (put x in the checkboxes) — note that you have to add this checklist to your PR and check all the boxes for it to be approved.

• [] This PR does not contain plagiarism
  • don’t copy other people’s work unless you are quoting and contributing it to them.
• [] I have signed off on all commits
  • signing off (ex: git commit -s) is to affirm that commits comply DCO. If you are working locally, you could add an alias to your gitconfig by running git config --global alias.ci "commit -s".

ETA: TBD

Useful links: Как внести свой вклад Руководство по стилю

Slack channel Telegram channel

[hcz]

Ready to work on it

[kirkonru]

You're assigned :)