build(deps): bump sidekiq from 6.3.1 to 6.4.0 (#441)

Bumps [sidekiq](https://github.com/mperham/sidekiq) from 6.3.1 to 6.4.0.
- [Release notes](https://github.com/mperham/sidekiq/releases)
- [Changelog](https://github.com/mperham/sidekiq/blob/main/Changes.md)
- [Commits](sidekiq/sidekiq@v6.3.1...v6.4.0)

---
updated-dependencies:
- dependency-name: sidekiq
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -517,7 +517,7 @@ GEM
     shrine (3.4.0)
       content_disposition (~> 1.0)
       down (~> 5.1)
-    sidekiq (6.3.1)
+    sidekiq (6.4.0)
       connection_pool (>= 2.2.2)
       rack (~> 2.0)
       redis (>= 4.2.0)