Bump the ruby-dependencies group with 3 updates

Bumps the ruby-dependencies group with 3 updates: [rake](https://github.com/ruby/rake), [ci-queue](https://github.com/Shopify/ci-queue) and [redis](https://github.com/redis/redis-rb).


Updates `rake` from 13.0.6 to 13.1.0
- [Release notes](https://github.com/ruby/rake/releases)
- [Changelog](https://github.com/ruby/rake/blob/master/History.rdoc)
- [Commits](ruby/rake@v13.0.6...v13.1.0)

Updates `ci-queue` from 0.37.0 to 0.38.0
- [Release notes](https://github.com/Shopify/ci-queue/releases)
- [Commits](Shopify/ci-queue@v0.37.0...v0.38.0)

Updates `redis` from 5.0.7 to 5.0.8
- [Changelog](https://github.com/redis/redis-rb/blob/master/CHANGELOG.md)
- [Commits](redis/redis-rb@v5.0.7...v5.0.8)

---
updated-dependencies:
- dependency-name: rake
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: ruby-dependencies
- dependency-name: ci-queue
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: ruby-dependencies
- dependency-name: redis
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: ruby-dependencies
...

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

Gemfile.lock

@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    ci-queue (0.37.0)
+    ci-queue (0.38.0)
     citrus (3.0.2)
     connection_pool (2.4.1)
     dead_end (4.0.0)
@@ -30,11 +30,11 @@ GEM
       heroics (~> 0.1.1)
       moneta (~> 1.0.0)
       rate_throttle_client (~> 0.1.0)
-    rake (13.0.6)
+    rake (13.1.0)
     rate_throttle_client (0.1.2)
-    redis (5.0.7)
-      redis-client (>= 0.9.0)
-    redis-client (0.17.0)
+    redis (5.0.8)
+      redis-client (>= 0.17.0)
+    redis-client (0.18.0)
       connection_pool
     rrrretry (1.0.0)
     rspec-core (3.12.2)