[deploy] Bump sidekiq-unique-jobs from 6.0.21 to 6.0.22 (#8008)

Bumps [sidekiq-unique-jobs](https://github.com/mhenrixon/sidekiq-unique-jobs) from 6.0.21 to 6.0.22.
- [Release notes](https://github.com/mhenrixon/sidekiq-unique-jobs/releases)
- [Changelog](https://github.com/mhenrixon/sidekiq-unique-jobs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mhenrixon/sidekiq-unique-jobs/compare/v6.0.21...v6.0.22)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Gemfile

@@ -89,7 +89,7 @@ gem "rubyzip", "~> 2.3" # Rubyzip is a ruby library for reading and writing zip
 gem "s3_direct_upload", "~> 0.1" # Direct Upload to Amazon S3
 gem "sassc-rails", "~> 2.1.2" # Integrate SassC-Ruby into Rails
 gem "sidekiq", "~> 6.0.7" # Sidekiq is used to process background jobs with the help of Redis
-gem "sidekiq-unique-jobs", "~> 6.0.21" # Ensures that Sidekiq jobs are unique when enqueued
+gem "sidekiq-unique-jobs", "~> 6.0.22" # Ensures that Sidekiq jobs are unique when enqueued
 gem "sitemap_generator", "~> 6.1" # SitemapGenerator is a framework-agnostic XML Sitemap generator
 gem "slack-notifier", "~> 2.3" # A slim ruby wrapper for posting to slack webhooks
 gem "sprockets", "~> 4.0" # Sprockets is a Rack-based asset packaging system

Gemfile.lock

@@ -717,7 +717,7 @@ GEM
       rack (~> 2.0)
       rack-protection (>= 2.0.0)
       redis (>= 4.1.0)
-    sidekiq-unique-jobs (6.0.21)
+    sidekiq-unique-jobs (6.0.22)
       concurrent-ruby (~> 1.0, >= 1.0.5)
       sidekiq (>= 4.0, < 7.0)
       thor (~> 0)
@@ -956,7 +956,7 @@ DEPENDENCIES
   sdoc (~> 1.1)
   shoulda-matchers (~> 4.3.0)
   sidekiq (~> 6.0.7)
-  sidekiq-unique-jobs (~> 6.0.21)
+  sidekiq-unique-jobs (~> 6.0.22)
   simplecov (= 0.17.1)
   sitemap_generator (~> 6.1)
   slack-notifier (~> 2.3)