Unicode character in class name will fail to run #780

Unicode class names are not working, as they do in other ide's or via console.

Environment

• Operating System: Windows 10
• JDK version:1.11
• Visual Studio Code version:
  1.43.0
• Java Debugger extension version:
  0.25.1 - 2020-03-06

Steps To Reproduce

1. [step 1]
   Create main class de.süper.SüperMain with any main method
2. [step 2]
   Run it

Current Result

ConfigError: 'de.süper.SüperMain' is not a valid class name.

Expected Result

Should just run, as it will when compiled via bash console / bash maven