Update to Ruby 4.0.1

Also latest Bundler and gems.

Author: SamStephens

.github/workflows/build-deploy-page.yml

@@ -22,7 +22,7 @@ jobs:
       - name: 'Build page with Nanoc'
         uses: SamStephens/nanoc-build-pages@v2
         env:
-          RUBY_VERSION: 3.4.4
+          RUBY_VERSION: 4.0.1
         with:
           source: ./
       - name: 'Upload artifact'

Gemfile.lock

@@ -6,7 +6,7 @@ GEM
     adsf (1.5.3)
       rack (>= 1.0.0, < 4.0.0)
       rackup (~> 2.1)
-    adsf-live (1.5.2)
+    adsf-live (1.5.3)
       adsf (~> 1.3)
       em-websocket (~> 0.5)
       eventmachine (~> 1.2)
@@ -22,16 +22,17 @@ GEM
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
     eventmachine (1.2.7)
-    ffi (1.17.1-x86_64-linux-gnu)
-    http_parser.rb (0.8.0)
+    ffi (1.17.3-x86_64-linux-gnu)
+    http_parser.rb (0.8.1)
     immutable-ruby (0.2.0)
       concurrent-ruby (~> 1.1)
       sorted_set (~> 1.0)
     io-console (0.8.2)
     json_schema (0.21.0)
     kramdown (2.5.1)
       rexml (>= 3.3.9)
-    listen (3.9.0)
+    listen (3.10.0)
+      logger
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     logger (1.7.0)
@@ -83,7 +84,7 @@ GEM
       coderay (~> 1.1)
       method_source (~> 1.0)
       reline (>= 0.6.0)
-    public_suffix (7.0.0)
+    public_suffix (7.0.2)
     rack (3.2.4)
     rackup (2.3.1)
       rack (>= 3)
@@ -93,7 +94,7 @@ GEM
     rbtree (0.4.6)
     reline (0.6.3)
       io-console (~> 0.5)
-    rexml (3.4.0)
+    rexml (3.4.4)
     set (1.1.2)
     slow_enumerator_tools (1.1.0)
     sorted_set (1.0.3)
@@ -118,4 +119,4 @@ DEPENDENCIES
   webrick
 
 BUNDLED WITH
-   2.6.9
+  4.0.3