Body scroll should be restored when detached mode is responsively removed

[aldenquimby]

Description

Body scroll should be restored when detached mode is responsively removed

Reproduction

Preview → - default sandbox has the bug

Steps

1. Go to default sandbox
2. Set a wide viewport so you do not have detached mode to start
3. Open search panel and notice scrolling the page works
4. With search panel open, decrease your viewport so detached mode is turned on
5. With search panel still open, increase your viewport so detached mode is turn off
6. Notice scrolling the page is now broken

Expected behavior

• scrolling the page should work when detached mode is off

Environment

• OS: [e.g. Windows / Linux / macOS / iOS / Android]: macOS
• Browser: [e.g. Chrome, Safari]: Chrome latest
• Autocomplete version: [e.g. 1.0.0]: 1.17.0