Bump govuk_sidekiq from 8.0.1 to 9.0.0

Bumps [govuk_sidekiq](https://github.com/alphagov/govuk_sidekiq) from 8.0.1 to 9.0.0.
- [Changelog](https://github.com/alphagov/govuk_sidekiq/blob/main/CHANGELOG.md)
- [Commits](alphagov/govuk_sidekiq@v8.0.1...v9.0.0)

---
updated-dependencies:
- dependency-name: govuk_sidekiq
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Gemfile.lock

@@ -176,12 +176,11 @@ GEM
     govuk_personalisation (1.0.0)
       plek (>= 1.9.0)
       rails (>= 6, < 8)
-    govuk_sidekiq (8.0.1)
+    govuk_sidekiq (9.0.0)
       gds-api-adapters (>= 19.1.0)
       govuk_app_config (>= 1.1)
-      redis (< 5)
-      redis-namespace (~> 1.6)
-      sidekiq (~> 6.5, >= 6.5.12)
+      redis-client (>= 0.22.2)
+      sidekiq (~> 7.0, < 8)
     hashdiff (1.1.0)
     hashie (5.0.0)
     http-accept (1.7.0)
@@ -223,7 +222,7 @@ GEM
     method_source (1.0.0)
     mime-types (3.5.2)
       mime-types-data (~> 3.2015)
-    mime-types-data (3.2024.0820)
+    mime-types-data (3.2024.0903)
     mini_mime (1.1.5)
     mini_portile2 (2.8.7)
     minitest (5.25.1)
@@ -573,7 +572,10 @@ GEM
     rdoc (6.7.0)
       psych (>= 4.0.0)
     redcarpet (3.6.0)
-    redis (4.8.1)
+    redis (5.3.0)
+      redis-client (>= 0.22.0)
+    redis-client (0.22.2)
+      connection_pool
     redis-namespace (1.11.0)
       redis (>= 4)
     regexp_parser (2.9.2)
@@ -653,10 +655,12 @@ GEM
     sentry-sidekiq (5.19.0)
       sentry-ruby (~> 5.19.0)
       sidekiq (>= 3.0)
-    sidekiq (6.5.12)
-      connection_pool (>= 2.2.5, < 3)
-      rack (~> 2.0)
-      redis (>= 4.5.0, < 5)
+    sidekiq (7.3.2)
+      concurrent-ruby (< 2)
+      connection_pool (>= 2.3.0)
+      logger
+      rack (>= 2.2.4)
+      redis-client (>= 0.22.2)
     sidekiq-scheduler (5.0.6)
       rufus-scheduler (~> 3.2)
       sidekiq (>= 6, < 8)