Merge pull request #286 from Metaswitch/dependabot/cargo/anyhow-1.0.71

Author: dependabot[bot]

Cargo.lock

@@ -25,7 +25,7 @@ simplelog = "0.12"
 nix = { version = "0.26", default-features = false, features = ["user"] }
 shlex = "1.1"
 sha2 = "0.10.6"
-anyhow = "1.0.70"
+anyhow = "1.0.71"
 thiserror = "1.0.40"
 
 [dev-dependencies]