Bump rackup from 1.0.0 to 2.2.0

Bumps [rackup](https://github.com/rack/rackup) from 1.0.0 to 2.2.0.
- [Release notes](https://github.com/rack/rackup/releases)
- [Changelog](https://github.com/rack/rackup/blob/main/releases.md)
- [Commits](rack/rackup@v1.0.0...v2.2.0)

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

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

Gemfile

@@ -46,7 +46,7 @@ gem "rack"
 # See https://github.com/puma/puma/pull/3532
 # `require: false` is needed because you can't actually `require "rackup"`
 # due to a different bug: https://github.com/rack/rackup/commit/d03e1789
-gem "rackup", "1.0.0", require: false
+gem "rackup", "2.2.0", require: false
 gem "rails-i18n"
 gem "rails_translation_manager"
 gem "rake"

Gemfile.lock

@@ -319,12 +319,11 @@ GEM
     govuk_schemas (5.0.4)
       faker (~> 3.4.1)
       json-schema (>= 2.8, < 4.4)
-    govuk_sidekiq (8.0.1)
+    govuk_sidekiq (9.0.1)
       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)
     govuk_test (4.1.0)
       brakeman (>= 5.0.2)
       capybara (>= 3.36)
@@ -709,11 +708,12 @@ GEM
       rainbow (~> 3.1)
       rspec (~> 3.0)
       thor (>= 0.20, < 2.0)
-    pact-mock_service (3.11.2)
+    pact-mock_service (3.12.3)
       find_a_port (~> 1.0.1)
       json
       pact-support (~> 1.16, >= 1.16.4)
-      rack (~> 2.0)
+      rack (>= 3.0, < 4.0)
+      rackup (~> 2.0)
       rspec (>= 2.14)
       thor (>= 0.19, < 2.0)
       webrick (~> 1.8)
@@ -761,19 +761,18 @@ GEM
       nio4r (~> 2.0)
     raabro (1.4.0)
     racc (1.8.1)
-    rack (2.2.10)
-    rack-protection (3.2.0)
+    rack (3.1.8)
+    rack-protection (4.0.0)
       base64 (>= 0.1.0)
-      rack (~> 2.2, >= 2.2.4)
+      rack (>= 3.0.0, < 4)
     rack-proxy (0.7.7)
       rack
-    rack-session (1.0.2)
-      rack (< 3)
+    rack-session (2.0.0)
+      rack (>= 3.0.0)
     rack-test (2.1.0)
       rack (>= 1.3)
-    rackup (1.0.0)
-      rack (< 3)
-      webrick
+    rackup (2.2.0)
+      rack (>= 3)
     rails (7.1.5)
       actioncable (= 7.1.5)
       actionmailbox (= 7.1.5)
@@ -822,8 +821,8 @@ GEM
     record_tag_helper (1.0.1)
       actionview (>= 5)
     redis (4.8.1)
-    redis-namespace (1.11.0)
-      redis (>= 4)
+    redis-client (0.22.2)
+      connection_pool
     regexp_parser (2.9.2)
     reline (0.5.11)
       io-console (~> 0.5)
@@ -921,10 +920,11 @@ GEM
     sentry-sidekiq (5.21.0)
       sentry-ruby (~> 5.21.0)
       sidekiq (>= 3.0)
-    sidekiq (6.5.12)
-      connection_pool (>= 2.2.5, < 3)
-      rack (~> 2.0)
-      redis (>= 4.5.0, < 5)
+    sidekiq (7.3.5)
+      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)
@@ -1077,7 +1077,7 @@ DEPENDENCIES
   ptools
   rack
   rack-test
-  rackup (= 1.0.0)
+  rackup (= 2.2.0)
   rails (= 7.1.5)
   rails-controller-testing
   rails-i18n