Bump github-pages from 230 to 231 in /docs (#748)

Bumps [github-pages](https://github.com/github/pages-gem) from 230 to 231.
- [Release notes](https://github.com/github/pages-gem/releases)
- [Commits](github/pages-gem@v230...v231)

---
updated-dependencies:
- dependency-name: github-pages
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

docs/Gemfile

@@ -12,7 +12,7 @@ source "https://rubygems.org"
 gem "minima", "~> 2.5"
 # If you want to use GitHub Pages, remove the "gem "jekyll"" above and
 # uncomment the line below. To upgrade, run `bundle update github-pages`.
-gem "github-pages", "~> 230", group: :jekyll_plugins
+gem "github-pages", "~> 231", group: :jekyll_plugins
 # If you have any plugins, put them here!
 group :jekyll_plugins do
   gem "jekyll-feed", "~> 0.17"

docs/Gemfile.lock

@@ -16,7 +16,7 @@ GEM
     colorator (1.1.0)
     commonmarker (0.23.10)
     concurrent-ruby (1.2.3)
-    dnsruby (1.70.0)
+    dnsruby (1.72.0)
       simpleidn (~> 0.2.1)
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
@@ -32,7 +32,7 @@ GEM
     ffi (1.16.3)
     forwardable-extended (2.6.0)
     gemoji (4.1.0)
-    github-pages (230)
+    github-pages (231)
       github-pages-health-check (= 1.18.2)
       jekyll (= 3.9.5)
       jekyll-avatar (= 0.8.0)
@@ -48,7 +48,7 @@ GEM
       jekyll-paginate (= 1.1.0)
       jekyll-readme-index (= 0.3.0)
       jekyll-redirect-from (= 0.16.0)
-      jekyll-relative-links (= 0.7.0)
+      jekyll-relative-links (= 0.6.1)
       jekyll-remote-theme (= 0.4.3)
       jekyll-sass-converter (= 1.5.2)
       jekyll-seo-tag (= 2.8.0)
@@ -87,7 +87,7 @@ GEM
       activesupport (>= 2)
       nokogiri (>= 1.4)
     http_parser.rb (0.8.0)
-    i18n (1.14.1)
+    i18n (1.14.4)
       concurrent-ruby (~> 1.0)
     jekyll (3.9.5)
       addressable (~> 2.4)
@@ -135,7 +135,7 @@ GEM
       jekyll (>= 3.0, < 5.0)
     jekyll-redirect-from (0.16.0)
       jekyll (>= 3.3, < 5.0)
-    jekyll-relative-links (0.7.0)
+    jekyll-relative-links (0.6.1)
       jekyll (>= 3.3, < 5.0)
     jekyll-remote-theme (0.4.3)
       addressable (~> 2.0)
@@ -202,25 +202,25 @@ GEM
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
     liquid (4.0.4)
-    listen (3.8.0)
+    listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
     minima (2.5.1)
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    minitest (5.22.2)
+    minitest (5.22.3)
     net-http (0.4.1)
       uri
-    nokogiri (1.16.2-x86_64-linux)
+    nokogiri (1.16.3-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 (5.0.4)
+    public_suffix (5.0.5)
     racc (1.7.3)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
@@ -258,7 +258,7 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
-  github-pages (~> 230)
+  github-pages (~> 231)
   jekyll-feed (~> 0.17)
   minima (~> 2.5)
   tzinfo (~> 1.2)