Bump jsonrpsee from 0.15.1 to 0.16.2

Bumps [jsonrpsee](https://github.com/paritytech/jsonrpsee) from 0.15.1 to 0.16.2.
- [Release notes](https://github.com/paritytech/jsonrpsee/releases)
- [Changelog](https://github.com/paritytech/jsonrpsee/blob/master/CHANGELOG.md)
- [Commits](https://github.com/paritytech/jsonrpsee/compare/v0.15.1...v0.16.2)

---
updated-dependencies:
- dependency-name: jsonrpsee
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

bridges/relays/client-substrate/Cargo.toml

@@ -10,7 +10,7 @@ async-std = { version = "1.6.5", features = ["attributes"] }
 async-trait = "0.1"
 codec = { package = "parity-scale-codec", version = "3.1.5" }
 futures = "0.3.26"
-jsonrpsee = { version = "0.15", features = ["macros", "ws-client"] }
+jsonrpsee = { version = "0.16", features = ["macros", "ws-client"] }
 log = "0.4.17"
 num-traits = "0.2"
 rand = "0.8"