chore(deps): Bump govuk_tech_docs from 3.4.0 to 3.5.0 in /docs

Bumps [govuk_tech_docs](https://github.com/alphagov/tech-docs-gem) from 3.4.0 to 3.5.0.
- [Release notes](https://github.com/alphagov/tech-docs-gem/releases)
- [Changelog](https://github.com/alphagov/tech-docs-gem/blob/main/CHANGELOG.md)
- [Commits](alphagov/tech-docs-gem@v3.4.0...v3.5.0)

---
updated-dependencies:
- dependency-name: govuk_tech_docs
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

docs/Gemfile.lock

@@ -1,23 +1,23 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (7.0.5)
+    activesupport (7.0.8.4)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
-    addressable (2.8.4)
-      public_suffix (>= 2.0.2, < 6.0)
-    autoprefixer-rails (10.4.13.0)
+    addressable (2.8.7)
+      public_suffix (>= 2.0.2, < 7.0)
+    autoprefixer-rails (10.4.19.0)
       execjs (~> 2)
-    backports (3.24.1)
+    backports (3.25.0)
     chronic (0.10.2)
     chunky_png (1.4.0)
     coffee-script (2.4.1)
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    commonmarker (0.23.9)
+    commonmarker (0.23.10)
     compass (1.0.3)
       chunky_png (~> 1.2)
       compass-core (~> 1.0.2)
@@ -30,19 +30,21 @@ GEM
       sass (>= 3.3.0, < 3.5)
     compass-import-once (1.0.5)
       sass (>= 3.2, < 3.5)
-    concurrent-ruby (1.2.2)
+    concurrent-ruby (1.3.4)
     contracts (0.17)
-    dotenv (2.8.1)
+    dotenv (3.1.2)
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
     erubis (2.7.0)
     eventmachine (1.2.7)
-    execjs (2.8.1)
+    execjs (2.9.1)
     fast_blank (1.0.1)
-    fastimage (2.2.7)
-    ffi (1.15.5)
-    govuk_tech_docs (3.4.0)
+    fastimage (2.3.1)
+    ffi (1.17.0-aarch64-linux-musl)
+    ffi (1.17.0-arm64-darwin)
+    ffi (1.17.0-x86_64-linux-gnu)
+    govuk_tech_docs (3.5.0)
       autoprefixer-rails (~> 10.2)
       chronic (~> 0.10.2)
       haml (< 6.0.0)
@@ -67,7 +69,7 @@ GEM
       concurrent-ruby (~> 1.0)
     kramdown (2.4.0)
       rexml
-    listen (3.8.0)
+    listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     memoist (0.16.2)
@@ -124,13 +126,13 @@ GEM
     middleman-syntax (3.2.0)
       middleman-core (>= 3.2)
       rouge (~> 3.2)
-    minitest (5.18.0)
+    minitest (5.25.1)
     multi_json (1.15.0)
-    nokogiri (1.15.2-aarch64-linux)
+    nokogiri (1.16.7-aarch64-linux)
       racc (~> 1.4)
-    nokogiri (1.15.2-arm64-darwin)
+    nokogiri (1.16.7-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.15.2-x86_64-linux)
+    nokogiri (1.16.7-x86_64-linux)
       racc (~> 1.4)
     openapi3_parser (0.9.2)
       commonmarker (~> 0.17)
@@ -139,28 +141,28 @@ GEM
       padrino-support (= 0.15.3)
       tilt (>= 1.4.1, < 3)
     padrino-support (0.15.3)
-    parallel (1.23.0)
+    parallel (1.26.3)
     parslet (2.0.0)
-    public_suffix (5.0.1)
-    racc (1.7.0)
-    rack (2.2.7)
+    public_suffix (6.0.1)
+    racc (1.8.1)
+    rack (2.2.9)
     rack-livereload (0.3.17)
       rack
     rb-fsevent (0.11.2)
-    rb-inotify (0.10.1)
+    rb-inotify (0.11.1)
       ffi (~> 1.0)
     redcarpet (3.5.1)
-    rexml (3.2.5)
+    rexml (3.3.7)
     rouge (3.30.0)
     sass (3.4.25)
     sassc (2.4.0)
       ffi (~> 1.9)
     servolux (0.13.0)
-    sprockets (4.2.0)
+    sprockets (4.2.1)
       concurrent-ruby (~> 1.0)
       rack (>= 2.2.4, < 4)
-    temple (0.10.2)
-    thor (1.2.2)
+    temple (0.10.3)
+    thor (1.3.2)
     tilt (2.0.11)
     toml (0.3.0)
       parslet (>= 1.8.0, < 3.0.0)