Bump tracing-subscriber from 0.2.20 to 0.2.22

Bumps [tracing-subscriber](https://github.com/tokio-rs/tracing) from 0.2.20 to 0.2.22.
- [Release notes](https://github.com/tokio-rs/tracing/releases)
- [Commits](https://github.com/tokio-rs/tracing/compare/tracing-subscriber-0.2.20...tracing-subscriber-0.2.22)

---
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

@@ -2076,9 +2076,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-core"
-version = "0.1.18"
+version = "0.1.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9ff14f98b1a4b289c6248a023c1c2fa1491062964e9fed67ab29c4e4da4a052"
+checksum = "46125608c26121c81b0c6d693eab5a420e416da7e43c426d2e8f7df8da8a3acf"
 dependencies = [
  "lazy_static",
 ]
@@ -2116,9 +2116,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-subscriber"
-version = "0.2.20"
+version = "0.2.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9cbe87a2fa7e35900ce5de20220a582a9483a7063811defce79d7cbd59d4cfe"
+checksum = "62af966210b88ad5776ee3ba12d5f35b8d6a2b2a12168f3080cf02b814d7376b"
 dependencies = [
  "ansi_term",
  "chrono",

Cargo.toml

@@ -33,7 +33,7 @@ tracing-actix-web = "0.4.0-beta.11"
 tracing-bunyan-formatter = "0.2.5"
 tracing-futures = "0.2.5"
 tracing-log = "0.1.2"
-tracing-subscriber = { version = "0.2.20", features = ["registry", "env-filter"] }
+tracing-subscriber = { version = "0.2.22", features = ["registry", "env-filter"] }
 
 [build-dependencies]
 ructe = "0.13.4"