build(deps): bump polling from 3.7.1 to 3.7.2 (#32529)

Bumps [polling](https://github.com/smol-rs/polling) from 3.7.1 to 3.7.2.
- [Release notes](https://github.com/smol-rs/polling/releases)
- [Changelog](https://github.com/smol-rs/polling/blob/master/CHANGELOG.md)
- [Commits](https://github.com/smol-rs/polling/compare/v3.7.1...v3.7.2)

---
updated-dependencies:
- dependency-name: polling
  dependency-type: indirect
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

servo-tidy.toml

@@ -24,6 +24,7 @@ packages = [
     "cfg_aliases",
     "cookie",
     "futures",
+    "hermit-abi",
     "libloading",
     "nix",
     "redox_syscall",