chore(deps): bump tracing-subscriber from 0.3.0 to 0.3.1

Bumps [tracing-subscriber](https://github.com/tokio-rs/tracing) from 0.3.0 to 0.3.1.
- [Release notes](https://github.com/tokio-rs/tracing/releases)
- [Commits](https://github.com/tokio-rs/tracing/compare/tracing-subscriber-0.3.0...tracing-subscriber-0.3.1)

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

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

Cargo.lock

@@ -4678,9 +4678,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-subscriber"
-version = "0.3.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5cf865b5ddc38e503a29c41c4843e616a73028ae18c637bc3eb2afaef4909c84"
+checksum = "80a4ddde70311d8da398062ecf6fc2c309337de6b0f77d6c27aff8d53f6fca52"
 dependencies = [
  "ansi_term 0.12.1",
  "lazy_static",

iox_data_generator/Cargo.toml

@@ -26,7 +26,7 @@ snafu = "0.6.8"
 tokio = { version = "1.11", features = ["macros", "rt-multi-thread"] }
 toml = "0.5.6"
 tracing = "0.1"
-tracing-subscriber = "0.3.0"
+tracing-subscriber = "0.3.1"
 uuid = { version = "0.8.1", default_features = false }
 
 [dev-dependencies]