Bump serde_json from 1.0.61 to 1.0.62 (paritytech#708)

Bumps [serde_json](https://github.com/serde-rs/json) from 1.0.61 to 1.0.62.
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](serde-rs/json@v1.0.61...v1.0.62)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

bridges/relays/ethereum/Cargo.toml

@@ -22,7 +22,7 @@ libsecp256k1 = { version = "0.3.4", default-features = false, features = ["hmac"
 log = "0.4.14"
 num-traits = "0.2"
 serde = { version = "1.0", features = ["derive"] }
-serde_json = "1.0.61"
+serde_json = "1.0.62"
 time = "0.2"
 
 # Bridge dependencies