Fix positioning of "Additional Scenarios" tab

[mjgleason]

Bug Description
"Additional Scenarios" tab is located too low for browser's zoomed to 100%. As a result, it is only partially visible.

To Reproduce
Steps to reproduce the problem behavior

1. Launch reView by running: reView
2. Open http://localhost:8050/ in your browser.
   3.See error

Expected behavior
"Additional Scenarios" tab should show up higher so that it is fully visible at browser zoom 100%.

Screenshots
See above.

System (please complete the following information):

• OS: MacOS Monterey
• Compute hardware: MacBook Pro

[WilliamsTravis]

Hi, yeah i noticed this a while ago. Will fix when i can get back to this.