Add regression test for #11671 (#32250)

I can reproduce #11671 on current Nightly but not on `main`; it looks
like https://github.com/zed-industries/zed/pull/32204 fixed it. So I'm
adding a regression test and closing that issue.

Closes #11671

Release Notes:

- N/A
2e883be4b5Richard Feldman committed on 6/6/2025, 2:29:59 PM· committed by GitHubparent6ea4d2b
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