Revert "Upgrade gems"

This reverts commit c847c47.

docs/Gemfile.lock

@@ -1,17 +1,16 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (7.2.1)
+    activesupport (7.1.3.4)
       base64
       bigdecimal
-      concurrent-ruby (~> 1.0, >= 1.3.1)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
       connection_pool (>= 2.2.5)
       drb
       i18n (>= 1.6, < 2)
-      logger (>= 1.4.2)
       minitest (>= 5.1)
-      securerandom (>= 0.3)
-      tzinfo (~> 2.0, >= 2.0.5)
+      mutex_m
+      tzinfo (~> 2.0)
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
     base64 (0.2.0)
@@ -22,9 +21,8 @@ GEM
     coffee-script-source (1.12.2)
     colorator (1.1.0)
     commonmarker (0.23.10)
-    concurrent-ruby (1.3.4)
+    concurrent-ruby (1.3.3)
     connection_pool (2.4.1)
-    csv (3.3.0)
     dnsruby (1.72.2)
       simpleidn (~> 0.2.1)
     drb (2.2.1)
@@ -35,30 +33,20 @@ GEM
       ffi (>= 1.15.0)
     eventmachine (1.2.7)
     execjs (2.9.1)
-    faraday (2.12.0)
-      faraday-net_http (>= 2.0, < 3.4)
-      json
+    faraday (2.10.1)
+      faraday-net_http (>= 2.0, < 3.2)
       logger
-    faraday-net_http (3.3.0)
+    faraday-net_http (3.1.1)
       net-http
-    ffi (1.17.0-aarch64-linux-gnu)
-    ffi (1.17.0-aarch64-linux-musl)
-    ffi (1.17.0-arm-linux-gnu)
-    ffi (1.17.0-arm-linux-musl)
-    ffi (1.17.0-arm64-darwin)
-    ffi (1.17.0-x86-linux-gnu)
-    ffi (1.17.0-x86-linux-musl)
-    ffi (1.17.0-x86_64-darwin)
-    ffi (1.17.0-x86_64-linux-gnu)
-    ffi (1.17.0-x86_64-linux-musl)
+    ffi (1.17.0)
     forwardable-extended (2.6.0)
     gemoji (4.1.0)
-    github-pages (232)
+    github-pages (231)
       github-pages-health-check (= 1.18.2)
-      jekyll (= 3.10.0)
+      jekyll (= 3.9.5)
       jekyll-avatar (= 0.8.0)
       jekyll-coffeescript (= 1.2.2)
-      jekyll-commonmark-ghpages (= 0.5.1)
+      jekyll-commonmark-ghpages (= 0.4.0)
       jekyll-default-layout (= 0.1.5)
       jekyll-feed (= 0.17.0)
       jekyll-gist (= 1.5.0)
@@ -95,10 +83,9 @@ GEM
       liquid (= 4.0.4)
       mercenary (~> 0.3)
       minima (= 2.5.1)
-      nokogiri (>= 1.16.2, < 2.0)
+      nokogiri (>= 1.13.6, < 2.0)
       rouge (= 3.30.0)
       terminal-table (~> 1.4)
-      webrick (~> 1.8)
     github-pages-health-check (1.18.2)
       addressable (~> 2.3)
       dnsruby (~> 1.60)
@@ -109,12 +96,11 @@ GEM
       activesupport (>= 2)
       nokogiri (>= 1.4)
     http_parser.rb (0.8.0)
-    i18n (1.14.6)
+    i18n (1.14.5)
       concurrent-ruby (~> 1.0)
-    jekyll (3.10.0)
+    jekyll (3.9.5)
       addressable (~> 2.4)
       colorator (~> 1.0)
-      csv (~> 3.0)
       em-websocket (~> 0.5)
       i18n (>= 0.7, < 2)
       jekyll-sass-converter (~> 1.0)
@@ -125,7 +111,6 @@ GEM
       pathutil (~> 0.9)
       rouge (>= 1.7, < 4)
       safe_yaml (~> 1.0)
-      webrick (>= 1.0)
     jekyll-analytics (0.1.14)
     jekyll-avatar (0.8.0)
       jekyll (>= 3.0, < 5.0)
@@ -134,9 +119,9 @@ GEM
       coffee-script-source (~> 1.12)
     jekyll-commonmark (1.4.0)
       commonmarker (~> 0.22)
-    jekyll-commonmark-ghpages (0.5.1)
-      commonmarker (>= 0.23.7, < 1.1.0)
-      jekyll (>= 3.9, < 4.0)
+    jekyll-commonmark-ghpages (0.4.0)
+      commonmarker (~> 0.23.7)
+      jekyll (~> 3.9.0)
       jekyll-commonmark (~> 1.4.0)
       rouge (>= 2.0, < 5.0)
     jekyll-default-layout (0.1.5)
@@ -222,7 +207,6 @@ GEM
       gemoji (>= 3, < 5)
       html-pipeline (~> 2.2)
       jekyll (>= 3.0, < 5.0)
-    json (2.7.2)
     kramdown (2.4.0)
       rexml
     kramdown-parser-gfm (1.1.0)
@@ -231,25 +215,16 @@ GEM
     listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    logger (1.6.1)
+    logger (1.6.0)
     mercenary (0.3.6)
     minima (2.5.1)
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    minitest (5.25.1)
+    minitest (5.24.1)
+    mutex_m (0.2.0)
     net-http (0.4.1)
       uri
-    nokogiri (1.16.7-aarch64-linux)
-      racc (~> 1.4)
-    nokogiri (1.16.7-arm-linux)
-      racc (~> 1.4)
-    nokogiri (1.16.7-arm64-darwin)
-      racc (~> 1.4)
-    nokogiri (1.16.7-x86-linux)
-      racc (~> 1.4)
-    nokogiri (1.16.7-x86_64-darwin)
-      racc (~> 1.4)
     nokogiri (1.16.7-x86_64-linux)
       racc (~> 1.4)
     octokit (4.25.1)
@@ -262,7 +237,8 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
-    rexml (3.3.7)
+    rexml (3.3.6)
+      strscan
     rouge (3.30.0)
     rubyzip (2.3.2)
     safe_yaml (1.0.5)
@@ -274,32 +250,20 @@ GEM
     sawyer (0.9.2)
       addressable (>= 2.3.5)
       faraday (>= 0.17.3, < 3)
-    securerandom (0.3.1)
     simpleidn (0.2.3)
+    strscan (3.1.0)
     terminal-table (1.8.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
     typhoeus (1.4.1)
       ethon (>= 0.9.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (1.8.0)
-    uri (0.13.1)
-    webrick (1.8.2)
+    uri (0.13.0)
+    webrick (1.8.1)
 
 PLATFORMS
-  aarch64-linux
-  aarch64-linux-gnu
-  aarch64-linux-musl
-  arm-linux
-  arm-linux-gnu
-  arm-linux-musl
-  arm64-darwin
-  x86-linux
-  x86-linux-gnu
-  x86-linux-musl
-  x86_64-darwin
-  x86_64-linux-gnu
-  x86_64-linux-musl
+  x86_64-linux
 
 DEPENDENCIES
   github-pages
@@ -310,4 +274,4 @@ DEPENDENCIES
   webrick (~> 1.7)
 
 BUNDLED WITH
-   2.5.11
+   2.3.5