chore(deps): update rust crate landlock to v0.4.3 (#20)

* chore(deps): update rust crate landlock to v0.4.3

* fix: align landlock workspace version

* fix: resolve clippy lints for Rust 1.91

- Remove unused mut from build_client closure
- Replace .expect() with explicit panic
- Simplify is_visible logic

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Co-Authored-By: Claude <noreply@anthropic.com>

* fix: apply cargo fmt for line length

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: ScriptedAlchemy <zackary.l.jackson@gmail.com>
Co-authored-by: Claude <noreply@anthropic.com>

Author: 3 people

codex-rs/Cargo.lock

@@ -132,7 +132,7 @@ indexmap = "2.12.0"
 insta = "1.43.2"
 itertools = "0.14.0"
 keyring = "3.6"
-landlock = "0.4.1"
+landlock = "0.4.3"
 lazy_static = "1"
 libc = "0.2.175"
 log = "0.4"