Bump jekyll from 4.3.4 to 4.4.0

Bumps [jekyll](https://github.com/jekyll/jekyll) from 4.3.4 to 4.4.0.
- [Release notes](https://github.com/jekyll/jekyll/releases)
- [Changelog](https://github.com/jekyll/jekyll/blob/master/History.markdown)
- [Commits](jekyll/jekyll@v4.3.4...v4.4.0)

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

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

Gemfile

@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-gem "jekyll", "~> 4.3.4"
+gem "jekyll", "~> 4.4.0"
 gem 'jekyll-feed'
 gem "jekyll-seo-tag"
 gem 'webrick'

Gemfile.lock

@@ -18,19 +18,22 @@ GEM
       bigdecimal
       rake (>= 13)
     http_parser.rb (0.8.0)
-    i18n (1.14.6)
+    i18n (1.14.7)
       concurrent-ruby (~> 1.0)
-    jekyll (4.3.4)
+    jekyll (4.4.0)
       addressable (~> 2.4)
+      base64 (~> 0.2)
       colorator (~> 1.0)
+      csv (~> 3.0)
       em-websocket (~> 0.5)
       i18n (~> 1.0)
       jekyll-sass-converter (>= 2.0, < 4.0)
       jekyll-watch (~> 2.0)
+      json (~> 2.6)
       kramdown (~> 2.3, >= 2.3.1)
       kramdown-parser-gfm (~> 1.0)
       liquid (~> 4.0)
-      mercenary (>= 0.3.6, < 0.5)
+      mercenary (~> 0.3, >= 0.3.6)
       pathutil (~> 0.9)
       rouge (>= 3.0, < 5.0)
       safe_yaml (~> 1.0)
@@ -44,6 +47,7 @@ GEM
       jekyll (>= 3.8, < 5.0)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
+    json (2.9.1)
     kramdown (2.5.1)
       rexml (>= 3.3.9)
     kramdown-parser-gfm (1.1.0)
@@ -77,7 +81,7 @@ PLATFORMS
 DEPENDENCIES
   base64
   csv
-  jekyll (~> 4.3.4)
+  jekyll (~> 4.4.0)
   jekyll-feed
   jekyll-seo-tag
   webrick