Add a fish-specific fix for #8633 (#8659)

Release Notes:
- Fixed detection of `direnv` not working in `fish` when an LSP adapter
(`gopls`, for example) tries to detect user-installed binaries. (#8633)

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Co-authored-by: Thorsten Ball <mrnugget@gmail.com>
38f106cde3Stanislav Alekseev committed on 3/4/2024, 8:30:49 AM· committed by GitHubparent20acc12
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