Merge pull request #3456 from alphagov/dependabot/bundler/slimmer-18.3.0

Bump slimmer from 18.1.0 to 18.3.0

Gemfile.lock

@@ -150,8 +150,7 @@ GEM
     diff-lcs (1.5.0)
     dig_rb (1.0.1)
     docile (1.4.0)
-    domain_name (0.5.20190701)
-      unf (>= 0.0.5, < 1.0.0)
+    domain_name (0.6.20231109)
     drb (2.2.0)
       ruby2_keywords
     erb_lint (0.5.0)
@@ -171,7 +170,6 @@ GEM
       ruby2_keywords (>= 0.0.4)
     faraday-net_http (3.0.2)
     ffi (1.16.3)
-    filelock (1.1.1)
     find_a_port (1.0.1)
     gds-api-adapters (91.1.0)
       addressable
@@ -503,16 +501,15 @@ GEM
       term-ansicolor (~> 1.0)
       thor (>= 0.20, < 2.0)
       webrick (~> 1.3)
-    pact-mock_service (3.10.0)
-      filelock (~> 1.1)
+    pact-mock_service (3.12.1)
       find_a_port (~> 1.0.1)
       json
       pact-support (~> 1.16, >= 1.16.4)
-      rack (~> 2.0)
+      rack (>= 2.0, < 4.0)
+      rackup (~> 2.0)
       rspec (>= 2.14)
-      term-ansicolor (~> 1.0)
       thor (>= 0.19, < 2.0)
-      webrick (~> 1.3)
+      webrick (~> 1.8)
     pact-support (1.18.1)
       awesome_print (~> 1.9)
       diff-lcs (~> 1.4)
@@ -545,16 +542,16 @@ GEM
     puma (6.4.0)
       nio4r (~> 2.0)
     racc (1.7.3)
-    rack (2.2.8)
+    rack (3.0.8)
     rack-proxy (0.7.7)
       rack
-    rack-session (1.0.1)
-      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 (2.1.0)
+      rack (>= 3)
+      webrick (~> 1.8)
     rails (7.1.2)
       actioncable (= 7.1.2)
       actionmailbox (= 7.1.2)
@@ -698,12 +695,12 @@ GEM
     simplecov-rcov (0.3.3)
       simplecov (>= 0.4.1)
     simplecov_json_formatter (0.1.4)
-    slimmer (18.1.0)
+    slimmer (18.3.0)
       json
       nokogiri (~> 1.7)
       null_logger
       plek (>= 1.1.0)
-      rack
+      rack (>= 3.0)
       rest-client
     smart_properties (1.17.0)
     sprockets (4.2.1)
@@ -733,9 +730,6 @@ GEM
       concurrent-ruby (~> 1.0)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)
-    unf (0.1.4)
-      unf_ext
-    unf_ext (0.0.8.2)
     unicode-display_width (2.4.2)
     unparser (0.6.10)
       diff-lcs (~> 1.3)