Bump serde from 1.0.94 to 1.0.97 (#5285)

Bumps [serde](https://github.com/serde-rs/serde) from 1.0.94 to 1.0.97.
- [Release notes](https://github.com/serde-rs/serde/releases)
- [Commits](https://github.com/serde-rs/serde/compare/v1.0.94...v1.0.97)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

sdk/Cargo.toml

@@ -23,7 +23,7 @@ num-derive = "0.2"
 num-traits = "0.2"
 rand = "0.6.5"
 rayon = "1.1.0"
-serde = "1.0.94"
+serde = "1.0.97"
 serde_derive = "1.0.97"
 serde_json = "1.0.40"
 sha2 = "0.8.0"