Bump webrick from 1.7.0 to 1.8.1

Bumps [webrick](https://github.com/ruby/webrick) from 1.7.0 to 1.8.1.
- [Release notes](https://github.com/ruby/webrick/releases)
- [Commits](ruby/webrick@v1.7.0...v1.8.1)

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

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

Author: dependabot[bot]

Gemfile

@@ -8,4 +8,4 @@ group :jekyll_plugins do
   gem "jemoji"
 end
 
-gem "webrick", "~> 1.7"
+gem "webrick", "~> 1.8"

Gemfile.lock

@@ -67,20 +67,22 @@ GEM
       forwardable-extended (~> 2.6)
     public_suffix (5.0.1)
     racc (1.6.1)
+    rake (13.0.6)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rexml (3.2.5)
     rouge (4.0.1)
     safe_yaml (1.0.5)
-    sass-embedded (1.57.1-x86_64-linux-gnu)
+    sass-embedded (1.57.1)
       google-protobuf (~> 3.21)
+      rake (>= 10.0.0)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     tzinfo (2.0.5)
       concurrent-ruby (~> 1.0)
     unicode-display_width (2.4.2)
-    webrick (1.7.0)
+    webrick (1.8.1)
 
 PLATFORMS
   x86_64-linux
@@ -90,7 +92,7 @@ DEPENDENCIES
   jekyll-paginate
   jekyll-sitemap
   jemoji
-  webrick (~> 1.7)
+  webrick (~> 1.8)
 
 BUNDLED WITH
    2.3.7