Bump tracing from 0.1.30 to 0.1.31

Bumps [tracing](https://github.com/tokio-rs/tracing) from 0.1.30 to 0.1.31.
- [Release notes](https://github.com/tokio-rs/tracing/releases)
- [Commits](https://github.com/tokio-rs/tracing/compare/tracing-0.1.30...tracing-0.1.31)

---
updated-dependencies:
- dependency-name: tracing
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.toml

@@ -25,7 +25,7 @@ serde_json = "1.0.79"
 shrinkwraprs = "0.3.0"
 validator = { version = "0.14", features = ["derive"] }
 webfinger = "0.4.1"
-tracing = "0.1.30"
+tracing = "0.1.31"
 tracing-subscriber = "0.3.8"
 riker = "0.4.2"