fix(deps): update rust crate which to v5

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
which	dependencies	major	4.4 -> 5.0

---

Release Notes

harryfei/which-rs (which)

v5.0.0

• Remove several unused error messages
• Windows executables can now be found even if they don't have a '.exe' extension.
• Add new error message, Error::CannotGetCurrentDirAndPathListEmpty

v4.4.2

Compare Source

• Remove dependency on dirs crate due to MPL licensing in its tree. Use home crate instead. (@​Xaeroxe)

v4.4.1

Compare Source

• Add tilde expansion for home directory (@​Xaeroxe)
• Swap out libc for rustix, forbid unsafe (@​notgull)

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by Mend Renovate. View repository job log here.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (cefc6a5) 11.63% compared to head (a404cf7) 11.63%.
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #157   +/-   ##
=======================================
  Coverage   11.63%   11.63%           
=======================================
  Files          24       24           
  Lines        1040     1040           
=======================================
  Hits          121      121           
  Misses        919      919           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.