Bump tracing-subscriber from 0.3.8 to 0.3.9 (#4954)

Bumps [tracing-subscriber](https://github.com/tokio-rs/tracing) from 0.3.8 to 0.3.9.
- [Release notes](https://github.com/tokio-rs/tracing/releases)
- [Commits](https://github.com/tokio-rs/tracing/compare/tracing-subscriber-0.3.8...tracing-subscriber-0.3.9)

---
updated-dependencies:
- dependency-name: tracing-subscriber
  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>

polkadot/Cargo.lock

@@ -10415,7 +10415,7 @@ dependencies = [
  "sub-tokens",
  "thiserror",
  "tokio",
- "tracing-subscriber 0.3.8",
+ "tracing-subscriber 0.3.9",
  "westend-runtime",
 ]
 
@@ -11111,9 +11111,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-subscriber"
-version = "0.3.8"
+version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74786ce43333fcf51efe947aed9718fbe46d5c7328ec3f1029e818083966d9aa"
+checksum = "9e0ab7bdc962035a87fba73f3acca9b8a8d0034c2e6f60b84aeaaddddc155dce"
 dependencies = [
  "ansi_term",
  "lazy_static",

polkadot/utils/staking-miner/Cargo.toml

@@ -7,7 +7,7 @@ edition = "2018"
 [dependencies]
 clap = { version = "3.0", features = ["derive", "env"] }
 codec = { package = "parity-scale-codec", version = "2.0.0" }
-tracing-subscriber = { version = "0.3.8", features = ["env-filter"]   }
+tracing-subscriber = { version = "0.3.9", features = ["env-filter"]   }
 jsonrpsee = { version = "0.8", features = ["ws-client", "macros"] }
 log = "0.4.11"
 paste = "1.0.6"