On Welcome page, User move focus to "Click here to start using JDK Mission Control" button and press Enter but it does not have any function to open JDK mission control.

This issue was reported as part of accessibility testing requirement.

"Verify UI can be navigated through the keyboard"
Steps to reproduce:

1. Launch JDK mission control
2. Go to help -> welcome page
3. Move focus to "Click here to start using JDK Mission Control" button
4. Press Enter
    
   Actual behavior:
   User move focus to "Click here to start using JDK Mission Control" button and press Enter but it does not have any function to open JDK mission control
    
   Expected behavior:
    "Click here to start using JDK Mission Control" button should have function