Bump sidekiq from 7.1.4 to 7.1.6 (#538)

Bumps [sidekiq](https://github.com/sidekiq/sidekiq) from 7.1.4 to 7.1.6.
- [Changelog](https://github.com/sidekiq/sidekiq/blob/main/Changes.md)
- [Commits](sidekiq/sidekiq@v7.1.4...v7.1.6)

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

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

Gemfile.lock

@@ -276,7 +276,7 @@ GEM
     ruby-progressbar (1.13.0)
     ruby-vips (2.1.4)
       ffi (~> 1.12)
-    sidekiq (7.1.4)
+    sidekiq (7.1.6)
       concurrent-ruby (< 2)
       connection_pool (>= 2.3.0)
       rack (>= 2.2.4)