Bump log from 0.4.14 to 0.4.16 (#11236)

Bumps [log](https://github.com/rust-lang/log) from 0.4.14 to 0.4.16.
- [Release notes](https://github.com/rust-lang/log/releases)
- [Changelog](https://github.com/rust-lang/log/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rust-lang/log/commits)

---
updated-dependencies:
- dependency-name: log
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

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

substrate/client/rpc/Cargo.toml

@@ -19,7 +19,7 @@ sp-api = { version = "4.0.0-dev", path = "../../primitives/api" }
 codec = { package = "parity-scale-codec", version = "3.0.0" }
 futures = "0.3.21"
 jsonrpc-pubsub = "18.0.0"
-log = "0.4.8"
+log = "0.4.16"
 sp-core = { version = "6.0.0", path = "../../primitives/core" }
 rpc = { package = "jsonrpc-core", version = "18.0.0" }
 sp-version = { version = "5.0.0", path = "../../primitives/version" }