Issue #3293696: Switch Vartheme BS5 branch from 1.0.x-dev to 2.0.x-dev and replace Bootstrap Barrio theme with Radix theme on Varbase installation

Remaining tasks

• File an issue about this project
• Addition/Change/Update/Fix to this project
• Testing to ensure no regression
• Automated unit/functional testing coverage
• Developer Documentation support on feature change/addition
• User Guide Documentation support on feature change/addition
• Accessibility and Readability
• Code review from 1 Varbase core team member
• Full testing and approval
• Credit contributors
• Review with the product owner
• Update Release Notes and Update Helper on new feature change/addition
• Release