Debugging a WASM app opens two tabs in the browser

## Visual Studio Version
dev18.0

## Summary
When I run a "blazor web app", "webassembly, "per component" sometimes you will see two tabs opened when you run the app using F5.

## Expected Behavior
Open only one tab in the browser

## Actual Behavior

## User Impact
Sometimes the correct tab is the second one, I spent some time to find my app in the browser.