rustc-perf

6f4a3324 - Bump serde from 1.0.80 to 1.0.83

Bump serde from 1.0.80 to 1.0.83 Bumps [serde](https://github.com/serde-rs/serde) from 1.0.80 to 1.0.83. - [Release notes](https://github.com/serde-rs/serde/releases) - [Commits](https://github.com/serde-rs/serde/compare/v1.0.80...v1.0.83) Signed-off-by: dependabot[bot] <support@dependabot.com>