Merge pull request #117990 from omasanori/kramdown-2.3.1

rubyPackages.kramdown: 2.3.0 -> 2.3.1

pkgs/top-level/ruby-packages.nix

···
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "1vmw752c26ny2jwl0npn0gbyqwgz4hdmlpxnsld9qi9xhk5b1qh7";
+      sha256 = "0jdbcjv4v7sj888bv3vc6d1dg4ackkh7ywlmn9ln2g9alk7kisar";
       type = "gem";
     };
-    version = "2.3.0";
+    version = "2.3.1";
   };
   kramdown-parser-gfm = {
     dependencies = ["kramdown"];