build(deps): update cached requirement from 0.46 to 0.47

Updates the requirements on [cached](https://github.com/jaemk/cached) to permit the latest version.
- [Changelog](https://github.com/jaemk/cached/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jaemk/cached/commits)

---
updated-dependencies:
- dependency-name: cached
  dependency-type: direct:production
...

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

Cargo.toml

@@ -15,7 +15,7 @@ members = ["crates/burrego"]
 anyhow = "1.0"
 base64 = "0.21"
 burrego = { path = "crates/burrego" }
-cached = { version = "0.46", features = ["async_tokio_rt_multi_thread"] }
+cached = { version = "0.47", features = ["async_tokio_rt_multi_thread"] }
 chrono = { version = "0.4.31", default-features = false }
 dns-lookup = "2.0"
 email_address = { version = "0.2.4", features = ["serde"] }