Release 5.2.1

Just hours after the previous release a small service release that actually updates the internal version numbers.

What's Changed

• Updated Russian language by @hide-me in #3528
• 👷 update the Docker compose configuration by @macintoshplus in #3536
• Release updates by @bobvandevijver in #3530

New Contributors

• @macintoshplus made their first contribution in #3536

Full Changelog: 5.2.0...5.2.1