Bump prio from 0.16.6 to 0.16.7

Bumps [prio](https://github.com/divviup/libprio-rs) from 0.16.6 to 0.16.7.
- [Release notes](https://github.com/divviup/libprio-rs/releases)
- [Changelog](https://github.com/divviup/libprio-rs/blob/main/documentation/releases.md)
- [Commits](divviup/libprio-rs@0.16.6...0.16.7)

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

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

Cargo.toml

@@ -47,7 +47,7 @@ opentelemetry = { version = "0.24.0", features = ["metrics", "logs"] }
 opentelemetry-prometheus = { version = "0.17.0", features = [
         "prometheus-encoding",
 ] }
-prio = "0.16.6"
+prio = "0.16.7"
 prometheus = "0.13.4"
 querystrong = "0.3.0"
 rand = "0.8.5"

cli/Cargo.toml

@@ -49,5 +49,5 @@ janus_client = "0.7.21"
 janus_collector = "0.7.21"
 url = "2.5.2"
 janus_messages = "0.7.31"
-prio = "0.16.6"
+prio = "0.16.7"
 tokio = { version = "1.39.3" }