chore(deps): update procfs requirement from 0.17.0 to 0.18.0

Updates the requirements on [procfs](https://github.com/eminence/procfs) to permit the latest version.
- [Release notes](https://github.com/eminence/procfs/releases)
- [Commits](eminence/procfs@v0.17.0...v0.18.0)

---
updated-dependencies:
- dependency-name: procfs
  dependency-version: 0.18.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.toml

@@ -43,7 +43,7 @@ rlimit = "0.10.0"
 
 [target.'cfg(target_os = "linux")'.dependencies]
 once_cell = "1.13.1"
-procfs = { version = "0.17.0", default-features = false }
+procfs = { version = "0.18.0", default-features = false }
 
 [target.'cfg(target_os = "freebsd")'.dependencies]
 libc = "0.2.159"