build(deps): bump polling from 3.8.0 to 3.9.0

Bumps [polling](https://github.com/smol-rs/polling) from 3.8.0 to 3.9.0.
- [Release notes](https://github.com/smol-rs/polling/releases)
- [Changelog](https://github.com/smol-rs/polling/blob/master/CHANGELOG.md)
- [Commits](smol-rs/polling@v3.8.0...v3.9.0)

---
updated-dependencies:
- dependency-name: polling
  dependency-version: 3.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -4,7 +4,7 @@ authors = ["Stefan Lankes <[email protected]>"]
 edition = "2021"
 
 [dependencies]
-polling = "3.8"
+polling = "3.9"
 env_logger = { version = "0.11.2", default-features = false }
 log = { version = "0.4.8" }