[Dependency] Bump html-proofer from 3.19.4 to 5.1.1

Bumps [html-proofer](https://github.com/gjtorikian/html-proofer) from 3.19.4 to 5.1.1.
- [Release notes](https://github.com/gjtorikian/html-proofer/releases)
- [Changelog](https://github.com/gjtorikian/html-proofer/blob/main/CHANGELOG.md)
- [Commits](gjtorikian/html-proofer@v3.19.4...v5.1.1)

---
updated-dependencies:
- dependency-name: html-proofer
  dependency-version: 5.1.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

Gemfile

@@ -9,6 +9,6 @@ gem 'wdm', '>= 0.1.1' if Gem.win_platform?
 
 gem "webrick", "~> 1.9"
 
-gem 'html-proofer', "~> 3.19.4"
+gem 'html-proofer', "~> 5.1.1"
 
 gem 'json'

Gemfile.lock

@@ -1,6 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    Ascii85 (2.0.1)
     activesupport (7.1.3.4)
       base64
       bigdecimal
@@ -13,7 +14,15 @@ GEM
       tzinfo (~> 2.0)
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
+    afm (1.0.0)
+    async (2.34.0)
+      console (~> 1.29)
+      fiber-annotation
+      io-event (~> 1.11)
+      metrics (~> 0.12)
+      traces (~> 0.18)
     base64 (0.2.0)
+    benchmark (0.5.0)
     bigdecimal (3.1.8)
     coffee-script (2.4.1)
       coffee-script-source
@@ -23,15 +32,20 @@ GEM
     commonmarker (0.23.10)
     concurrent-ruby (1.3.3)
     connection_pool (2.4.1)
+    console (1.34.2)
+      fiber-annotation
+      fiber-local (~> 1.1)
+      json
     csv (3.3.0)
     dnsruby (1.72.2)
       simpleidn (~> 0.2.1)
     drb (2.2.1)
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
-    ethon (0.16.0)
+    ethon (0.18.0)
       ffi (>= 1.15.0)
+      logger
     eventmachine (1.2.7)
     execjs (2.9.1)
     faraday (2.10.1)
@@ -42,6 +56,10 @@ GEM
     ffi (1.17.2-arm64-darwin)
     ffi (1.17.2-x64-mingw-ucrt)
     ffi (1.17.2-x86_64-linux-gnu)
+    fiber-annotation (0.2.0)
+    fiber-local (1.1.0)
+      fiber-storage
+    fiber-storage (1.0.1)
     forwardable-extended (2.6.0)
     gemoji (4.1.0)
     github-pages (232)
@@ -96,20 +114,24 @@ GEM
       octokit (>= 4, < 8)
       public_suffix (>= 3.0, < 6.0)
       typhoeus (~> 1.3)
+    hashery (2.1.2)
     html-pipeline (2.14.3)
       activesupport (>= 2)
       nokogiri (>= 1.4)
-    html-proofer (3.19.4)
+    html-proofer (5.1.1)
       addressable (~> 2.3)
-      mercenary (~> 0.3)
+      async (~> 2.1)
+      benchmark (~> 0.5)
       nokogiri (~> 1.13)
-      parallel (~> 1.10)
+      pdf-reader (~> 2.11)
       rainbow (~> 3.0)
       typhoeus (~> 1.3)
       yell (~> 2.0)
+      zeitwerk (~> 2.5)
     http_parser.rb (0.8.0)
     i18n (1.14.5)
       concurrent-ruby (~> 1.0)
+    io-event (1.14.2)
     jekyll (3.10.0)
       addressable (~> 2.4)
       colorator (~> 1.0)
@@ -231,6 +253,7 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.10)
     logger (1.6.0)
     mercenary (0.3.6)
+    metrics (0.15.0)
     minima (2.5.1)
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
@@ -239,18 +262,23 @@ GEM
     mutex_m (0.2.0)
     net-http (0.4.1)
       uri
-    nokogiri (1.18.9-arm64-darwin)
+    nokogiri (1.18.10-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.18.9-x64-mingw-ucrt)
+    nokogiri (1.18.10-x64-mingw-ucrt)
       racc (~> 1.4)
-    nokogiri (1.18.9-x86_64-linux-gnu)
+    nokogiri (1.18.10-x86_64-linux-gnu)
       racc (~> 1.4)
     octokit (4.25.1)
       faraday (>= 1, < 3)
       sawyer (~> 0.9)
-    parallel (1.24.0)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
+    pdf-reader (2.15.0)
+      Ascii85 (>= 1.0, < 3.0, != 2.0.0)
+      afm (>= 0.2.1, < 2)
+      hashery (~> 2.0)
+      ruby-rc4
+      ttfunk
     public_suffix (5.1.1)
     racc (1.8.1)
     rainbow (3.1.1)
@@ -260,6 +288,7 @@ GEM
     rexml (3.3.4)
       strscan
     rouge (3.30.0)
+    ruby-rc4 (0.1.5)
     rubyzip (2.3.2)
     safe_yaml (1.0.5)
     sass (3.7.4)
@@ -274,6 +303,9 @@ GEM
     strscan (3.1.0)
     terminal-table (1.8.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
+    traces (0.18.2)
+    ttfunk (1.8.0)
+      bigdecimal (~> 3.1)
     typhoeus (1.4.1)
       ethon (>= 0.9.0)
     tzinfo (2.0.6)
@@ -282,6 +314,7 @@ GEM
     uri (0.13.0)
     webrick (1.9.1)
     yell (2.2.2)
+    zeitwerk (2.7.3)
 
 PLATFORMS
   arm64-darwin-22
@@ -292,7 +325,7 @@ PLATFORMS
 
 DEPENDENCIES
   github-pages (= 232)
-  html-proofer (~> 3.19.4)
+  html-proofer (~> 5.1.1)
   json
   webrick (~> 1.9)