Update Rust crate libc to v0.2.186

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
libc	dependencies	patch	0.2.185 → 0.2.186

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Release Notes

rust-lang/libc (libc)

v0.2.186

Compare Source

Added

• Apple: Add KEVENT_FLAG_* constants (#​5070)
• Linux: Add PR_SET_MEMORY_MERGE and PR_GET_MEMORY_MERGE (#​5060)

Changed

• CI: Migrate FreeBSD CI from Cirrus CI to GitHub Actions (#​5058)

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 93.72%. Comparing base (7bc98bc) to head (0ff37bb).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #121   +/-   ##
=======================================
  Coverage   93.72%   93.72%           
=======================================
  Files           5        5           
  Lines         781      781           
=======================================
  Hits          732      732           
  Misses         49       49           

Flag	Coverage Δ
macos_latest	99.35% <ø> (ø)
ubuntu_latest	99.37% <ø> (ø)
windows_latest	92.96% <ø> (ø)

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