Bump tokio from 1.30.0 to 1.31.0 (#3016)

Bumps [tokio](https://github.com/tokio-rs/tokio) from 1.30.0 to 1.31.0.
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](https://github.com/tokio-rs/tokio/compare/tokio-1.30.0...tokio-1.31.0)

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

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

cumulus/Cargo.lock

@@ -14383,9 +14383,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.30.0"
+version = "1.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d3ce25f50619af8b0aec2eb23deebe84249e19e2ddd393a6e16e3300a6dadfd"
+checksum = "40de3a2ba249dcb097e01be5e67a5ff53cf250397715a071a81543e8a832a920"
 dependencies = [
  "backtrace",
  "bytes",