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
...

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

substrate/utils/frame/rpc/system/Cargo.toml

@@ -19,7 +19,7 @@ futures = "0.3.21"
 jsonrpc-core = "18.0.0"
 jsonrpc-core-client = "18.0.0"
 jsonrpc-derive = "18.0.0"
-log = "0.4.8"
+log = "0.4.16"
 sp-runtime = { version = "6.0.0", path = "../../../../primitives/runtime" }
 sp-api = { version = "4.0.0-dev", path = "../../../../primitives/api" }
 frame-system-rpc-runtime-api = { version = "4.0.0-dev", path = "../../../../frame/system/rpc/runtime-api" }