Add Ruby 3.3.0

[k0kubun]

This worked well on my machine.

$ ruby-build 3.3.0 /opt/rubies/3.3.0
==> Downloading ruby-3.3.0.tar.gz...
-> curl -q -fL -o ruby-3.3.0.tar.gz https://cache.ruby-lang.org/pub/ruby/3.3/ruby-3.3.0.tar.gz
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 21.0M  100 21.0M    0     0  21.0M      0 --:--:-- --:--:-- --:--:-- 21.0M
==> Installing ruby-3.3.0...
-> ./configure --prefix=/opt/rubies/3.3.0 --enable-shared --with-ext=openssl,psych,+
-> make -j 20
-> make install
==> Installed ruby-3.3.0 to /opt/rubies/3.3.0

$ /opt/rubies/3.3.0/bin/ruby -v
ruby 3.3.0 (2023-12-25 revision 5124f9ac75) [x86_64-linux]

[hsbt]

https://www.ruby-lang.org/en/news/2023/12/25/ruby-3-3-0-released/