Bump the cargo-dependencies group across 1 directory with 3 updates

Bumps the cargo-dependencies group with 3 updates in the / directory: [serde](https://github.com/serde-rs/serde), [serde_json](https://github.com/serde-rs/json) and [sqlx](https://github.com/launchbadge/sqlx).


Updates `serde` from 1.0.209 to 1.0.210
- [Release notes](https://github.com/serde-rs/serde/releases)
- [Commits](serde-rs/serde@v1.0.209...v1.0.210)

Updates `serde_json` from 1.0.127 to 1.0.128
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](serde-rs/json@1.0.127...1.0.128)

Updates `sqlx` from 0.8.1 to 0.8.2
- [Changelog](https://github.com/launchbadge/sqlx/blob/main/CHANGELOG.md)
- [Commits](launchbadge/sqlx@v0.8.1...v0.8.2)

---
updated-dependencies:
- dependency-name: serde
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: cargo-dependencies
- dependency-name: serde_json
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: cargo-dependencies
- dependency-name: sqlx
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: cargo-dependencies
...

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