Align Enso launcher with Truffle's AbstractLanguageLauncher

[JaroslavTulach]

Pull Request Description

Closes #5298 by extending AbstractLanguageLauncher and thus inheriting all its functionality common for other Truffle language implementations.

Checklist

Please ensure that the following checklist has been satisfied before submitting the PR:

• [ ] The documentation has been updated, if necessary.
• [ ] All code follows the Scala, Java,
• [ ] Unit tests have been written where possible.

[JaroslavTulach]

Rather than using launcher-common, let's continue with

• 10374

• if necessary let's handle -vm. and --inspect & co. options ourselves