ci: Disable FreeBSD builds (#36140)

Revert accidental change introduced in
[#35880](https://github.com/zed-industries/zed/pull/35880/files#diff-b803fcb7f17ed9235f1e5cb1fcd2f5d3b2838429d4368ae4c57ce4436577f03fL706)

Release Notes:

- N/A
389d382f42smit committed on 8/13/2025, 7:29:12 PM· committed by GitHubparentbd61eb0
1 file changedLine totals unavailable