Update kramdown to 💎 v2.3.2

Author: hubot

lib/github-pages/dependencies.rb

@@ -11,7 +11,7 @@ class Dependencies
       "jekyll-sass-converter" => "1.5.2",
 
       # Converters
-      "kramdown" => "2.3.1",
+      "kramdown" => "2.3.2",
       "kramdown-parser-gfm" => "1.1.0",
       "jekyll-commonmark-ghpages" => "0.2.0",