Bump rexml from 3.3.8 to 3.3.9 in /docs

docs/Gemfile

@@ -5,6 +5,4 @@ require 'open-uri'
 versions = JSON.parse(OpenURI.open_uri('https://pages.github.com/versions.json').read)
 
 gem 'github-pages', versions['github-pages'], group: :jekyll_plugins
-gem "webrick", "~> 1.8.2"
-gem "faraday", "~> 2.0.1"
 gem "nokogiri", "1.16.5"

docs/Gemfile.lock

@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (7.2.0)
+    activesupport (7.2.1.2)
       base64
       bigdecimal
       concurrent-ruby (~> 1.0, >= 1.3.1)
@@ -34,13 +34,23 @@ GEM
     ethon (0.16.0)
       ffi (>= 1.15.0)
     eventmachine (1.2.7)
-    execjs (2.9.1)
-    faraday (2.0.1)
-      faraday-net_http (~> 2.0)
-      ruby2_keywords (>= 0.0.4)
-    faraday-net_http (2.1.0)
-    ffi (1.17.0)
+    execjs (2.10.0)
+    faraday (2.12.0)
+      faraday-net_http (>= 2.0, < 3.4)
+      json
+      logger
+    faraday-net_http (3.3.0)
+      net-http
+    ffi (1.17.0-aarch64-linux-gnu)
+    ffi (1.17.0-aarch64-linux-musl)
+    ffi (1.17.0-arm-linux-gnu)
+    ffi (1.17.0-arm-linux-musl)
+    ffi (1.17.0-arm64-darwin)
+    ffi (1.17.0-x86-linux-gnu)
+    ffi (1.17.0-x86-linux-musl)
     ffi (1.17.0-x86_64-darwin)
+    ffi (1.17.0-x86_64-linux-gnu)
+    ffi (1.17.0-x86_64-linux-musl)
     forwardable-extended (2.6.0)
     gemoji (4.1.0)
     github-pages (232)
@@ -99,7 +109,7 @@ GEM
       activesupport (>= 2)
       nokogiri (>= 1.4)
     http_parser.rb (0.8.0)
-    i18n (1.14.5)
+    i18n (1.14.6)
       concurrent-ruby (~> 1.0)
     jekyll (3.10.0)
       addressable (~> 2.4)
@@ -211,6 +221,7 @@ GEM
       gemoji (>= 3, < 5)
       html-pipeline (~> 2.2)
       jekyll (>= 3.0, < 5.0)
+    json (2.7.4)
     kramdown (2.4.0)
       rexml
     kramdown-parser-gfm (1.1.0)
@@ -219,32 +230,39 @@ GEM
     listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    logger (1.6.0)
+    logger (1.6.1)
     mercenary (0.3.6)
-    mini_portile2 (2.8.6)
     minima (2.5.1)
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    minitest (5.24.1)
-    nokogiri (1.16.5)
-      mini_portile2 (~> 2.8.2)
+    minitest (5.25.1)
+    net-http (0.4.1)
+      uri
+    nokogiri (1.16.7-aarch64-linux)
       racc (~> 1.4)
-    nokogiri (1.16.5-x86_64-darwin)
+    nokogiri (1.16.7-arm-linux)
+      racc (~> 1.4)
+    nokogiri (1.16.7-arm64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.16.7-x86-linux)
+      racc (~> 1.4)
+    nokogiri (1.16.7-x86_64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.16.7-x86_64-linux)
       racc (~> 1.4)
     octokit (4.25.1)
       faraday (>= 1, < 3)
       sawyer (~> 0.9)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (5.1.1)
-    racc (1.8.0)
+    racc (1.8.1)
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
-    rexml (3.3.8)
+    rexml (3.3.9)
     rouge (3.30.0)
-    ruby2_keywords (0.0.5)
     rubyzip (2.3.2)
     safe_yaml (1.0.5)
     sass (3.7.4)
@@ -264,17 +282,27 @@ GEM
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (1.8.0)
+    uri (0.13.1)
     webrick (1.8.2)
 
 PLATFORMS
-  ruby
-  x86_64-darwin-21
+  aarch64-linux
+  aarch64-linux-gnu
+  aarch64-linux-musl
+  arm-linux
+  arm-linux-gnu
+  arm-linux-musl
+  arm64-darwin
+  x86-linux
+  x86-linux-gnu
+  x86-linux-musl
+  x86_64-darwin
+  x86_64-linux
+  x86_64-linux-gnu
+  x86_64-linux-musl
 
 DEPENDENCIES
-  faraday (~> 2.0.1)
   github-pages (= 232)
-  nokogiri (= 1.16.5)
-  webrick (~> 1.8.2)
 
 BUNDLED WITH
-   2.4.22
+   2.5.11