Select component causes page jump

[mstuartf]

Describe the bug

In some scenarios, the first time the Select is opened after the page is loaded, the scroll position jumps.

To Reproduce

Steps to reproduce the behavior: PR: https://github.com/newscorp-ghfb/NewsKit/pull/860

1. /theme/creating-a-theme
2. Scroll so the Select component is in view with space underneath for the panel
3. Click the Select

Expected behavior

• Page does not scroll OR only scrolls enough for panel to be in view

Screenshots / Video / Test Environment

• Page scrolls to bottom

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context

Add any other context about the problem here.

[jps]

Related to #825 ?