Still need project name for one project when attach debug  #255

Environment

• Operating System: All platforms
• JDK version: 8
• Visual Studio Code version: 1.21.1
• Java extension version: 0.7.0
• Java Debugger extension version: 0.20.0

Steps To Reproduce

1. Open project 18.attachdebug in testcase
2. Attach debug

Current Result