setup-scala v10

• #28 and #23 Add support to directly install a custom Java from a URL like graalvm@20.2.0=tgz+https://github.com/graalvm/graalvm-ce-builds/releases/download/vm-20.2.0/graalvm-ce-java11-linux-amd64-20.2.0.tar.gz
• #25 Fix security warnings