If the steps to reproduce don't work for you (on ARM macOS), make sure that any Intel homebrew python binaries are also unlinked. I was stuck here for a while until I realized that was the issue.
Bug 1766497 Comment 34 Edit History
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If the suggested steps to fix don't work for you (on ARM macOS), make sure that any Intel homebrew python binaries are also unlinked. I was stuck here for a while until I realized that was the issue.