Bump sidekiq from 6.3.1 to 6.4.0 (#17350)

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](https://github.com/mperham/sidekiq/compare/v6.3.1...v6.4.0)

---
updated-dependencies:
- dependency-name: sidekiq
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

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

Gemfile

@@ -79,7 +79,7 @@ gem 'rqrcode', '~> 2.1'
 gem 'ruby-progressbar', '~> 1.11'
 gem 'sanitize', '~> 6.0'
 gem 'scenic', '~> 1.5'
-gem 'sidekiq', '~> 6.3'
+gem 'sidekiq', '~> 6.4'
 gem 'sidekiq-scheduler', '~> 3.1'
 gem 'sidekiq-unique-jobs', '~> 7.1'
 gem 'sidekiq-bulk', '~>0.2.0'