build(deps): bump priority-queue from 2.5.0 to 2.6.0

Bumps [priority-queue](https://github.com/garro95/priority-queue) from 2.5.0 to 2.6.0.
- [Release notes](https://github.com/garro95/priority-queue/releases)
- [Commits](https://github.com/garro95/priority-queue/commits)

---
updated-dependencies:
- dependency-name: priority-queue
  dependency-version: 2.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -81,7 +81,7 @@ tokio-retry = "0.3.0"
 toml = "0.9.7"
 url = "2.5.7"
 prometheus = "0.14.0"
-priority-queue = "2.5.0"
+priority-queue = "2.6.0"
 tonic = { workspace = true }
 prost = { workspace = true }
 prost-types = { workspace = true }