cargo: bump libc from 0.2.165 to 0.2.166 in the cargo-dependencies group

Bumps the cargo-dependencies group with 1 update: [libc](https://github.com/rust-lang/libc).


Updates `libc` from 0.2.165 to 0.2.166
- [Release notes](https://github.com/rust-lang/libc/releases)
- [Changelog](https://github.com/rust-lang/libc/blob/0.2.166/CHANGELOG.md)
- [Commits](https://github.com/rust-lang/libc/compare/0.2.165...0.2.166)

---
updated-dependencies:
- dependency-name: libc
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: cargo-dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.lock

@@ -1966,9 +1966,9 @@ checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
 
 [[package]]
 name = "libc"
-version = "0.2.165"
+version = "0.2.166"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fcb4d3d38eab6c5239a362fa8bae48c03baf980a6e7079f063942d563ef3533e"
+checksum = "c2ccc108bbc0b1331bd061864e7cd823c0cab660bbe6970e66e2c0614decde36"
 
 [[package]]
 name = "libgit2-sys"

Cargo.toml

@@ -71,7 +71,7 @@ indexmap = "2.6.0"
 indoc = "2.0.4"
 insta = { version = "1.41.1", features = ["filters"] }
 itertools = "0.13.0"
-libc = { version = "0.2.165" }
+libc = { version = "0.2.166" }
 maplit = "1.0.2"
 minus = { version = "5.6.1", features = ["dynamic_output", "search"] }
 num_cpus = "1.16.0"