Update dependency jekyll to v4.3.4

Gemfile.lock

@@ -24,11 +24,11 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.5)
-      public_suffix (>= 2.0.2, < 6.0)
+    addressable (2.8.7)
+      public_suffix (>= 2.0.2, < 7.0)
     asciidoctor (2.0.20)
     colorator (1.1.0)
-    concurrent-ruby (1.2.2)
+    concurrent-ruby (1.2.3)
     domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
     domainatrix (0.0.11)
@@ -66,13 +66,13 @@ GEM
       domain_name (~> 0.5)
     http-form_data (2.3.0)
     http_parser.rb (0.8.0)
-    i18n (1.14.1)
+    i18n (1.14.6)
       concurrent-ruby (~> 1.0)
     indieweb-endpoints (8.0.0)
       http (~> 5.0)
       link-header-parser (~> 5.0)
       nokogiri (>= 1.13)
-    jekyll (4.3.2)
+    jekyll (4.3.4)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -132,21 +132,23 @@ GEM
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     posix-spawn (0.3.15)
-    public_suffix (5.0.3)
+    public_suffix (5.0.5)
     pygments.rb (2.4.0)
     racc (1.7.1)
     rainbow (3.1.1)
     rake (13.0.6)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.2.6)
+    rexml (3.2.9)
+      strscan
     rouge (4.1.3)
     safe_yaml (1.0.5)
     sass-embedded (1.63.6)
       google-protobuf (~> 3.23)
       rake (>= 13.0.0)
     string_inflection (0.1.2)
+    strscan (1.0.3)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     typhoeus (1.4.0)