Bump serde_json from 1.0.61 to 1.0.64 (#28)

Bumps [serde_json](https://github.com/serde-rs/json) from 1.0.61 to 1.0.64.
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](serde-rs/json@v1.0.61...v1.0.64)

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

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

Author: dependabot[bot]