chore(deps): bump the rust-dependencies group across 1 directory with 4 updates (#919)

Bumps the rust-dependencies group with 4 updates in the / directory: [serde_json](https://github.com/serde-rs/json), [libc](https://github.com/rust-lang/libc), [sha2](https://github.com/RustCrypto/hashes) and [tokio](https://github.com/tokio-rs/tokio).


Updates `serde_json` from 1.0.152 to 1.0.154
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](serde-rs/json@v1.0.152...v1.0.154)

Updates `libc` from 0.2.190 to 0.2.191
- [Release notes](https://github.com/rust-lang/libc/releases)
- [Changelog](https://github.com/rust-lang/libc/blob/0.2.191/CHANGELOG.md)
- [Commits](rust-lang/libc@0.2.190...0.2.191)

Updates `sha2` from 0.11.0 to 0.11.1
- [Commits](RustCrypto/hashes@sha2-v0.11.0...sha2-v0.11.1)

Updates `tokio` from 1.53.2 to 1.53.3
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](tokio-rs/tokio@tokio-1.53.2...tokio-1.53.3)

---
updated-dependencies:
- dependency-name: serde_json
  dependency-version: 1.0.154
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: rust-dependencies
- dependency-name: libc
  dependency-version: 0.2.191
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: rust-dependencies
- dependency-name: sha2
  dependency-version: 0.11.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: rust-dependencies
- dependency-name: tokio
  dependency-version: 1.53.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: rust-dependencies
...

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

Author: dependabot[bot]