build(deps): bump tracing-subscriber from 0.3.19 to 0.3.20

Bumps [tracing-subscriber](https://github.com/tokio-rs/tracing) from 0.3.19 to 0.3.20.
- [Release notes](https://github.com/tokio-rs/tracing/releases)
- [Commits](tokio-rs/tracing@tracing-subscriber-0.3.19...tracing-subscriber-0.3.20)

---
updated-dependencies:
- dependency-name: tracing-subscriber
  dependency-version: 0.3.20
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -6,7 +6,7 @@ edition.workspace = true
 [dependencies]
 rust_kvs.workspace = true
 tracing = "0.1.41"
-tracing-subscriber = { version = "0.3.19", features = ["json"] }
+tracing-subscriber = { version = "0.3.20", features = ["json"] }
 serde = { version = "1.0.219", features = ["derive"] }
 serde_json = "1.0.140"
 test_scenarios_rust = { git = "https://github.com/qorix-group/testing_tools.git", tag = "v0.2.0" }