Changing list with flip and scale animations causes overlap

[lights0123]

Describe the bug

When changing a list in a particular way, items with both flip animations and scale transitions position on top of each other:

To Reproduce

https://svelte.dev/repl/14baa8146a5e40778644b64d6c00a1e6?version=3.32.3

Expected behavior

The elements are positioned next to each other, like what happens when the delay on line 7 is increased to 300ms:

Information about your Svelte project

• Firefox 85.0.2, Chrome 88.0.4324.150, WebKitGTK 2.30.5

• Your operating system: Arch Linux

• Svelte version: 3.32.1, 3.32.3

• Whether your project uses Webpack or Rollup: Vite (Rollup), but occurs in REPL too

Severity

Not too high if I manually decrease the animation duration to the point where a human can't click that fast.

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[lights0123]

This behavior continues on 3.38.3.

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[null-dev]

This bug is still present. It's also a dupe of https://github.com/sveltejs/svelte/issues/4910