chore(deps): bump libc from 0.2.59 to 0.2.60

Bumps [libc](https://github.com/rust-lang/libc) from 0.2.59 to 0.2.60.
- [Release notes](https://github.com/rust-lang/libc/releases)
- [Commits](https://github.com/rust-lang/libc/compare/0.2.59...0.2.60)

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

Cargo.toml

@@ -21,7 +21,7 @@ actix= "0.7.9"
 askama = { version = "0.8.0", features= ["with-actix-web"] }
 futures = "0.1.28"
 lazy_static = "1.3.0"
-libc = "0.2.59"
+libc = "0.2.60"
 log = "0.4.7"
 pretty_env_logger = "0.3.0"
 serde = "1.0.94"