Bump tracing-subscriber from 0.2.6 to 0.2.7

Bumps [tracing-subscriber](https://github.com/tokio-rs/tracing) from 0.2.6 to 0.2.7.
- [Release notes](https://github.com/tokio-rs/tracing/releases)
- [Commits](https://github.com/tokio-rs/tracing/compare/tracing-subscriber-0.2.6...tracing-subscriber-0.2.7)

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

Cargo.lock

@@ -2169,9 +2169,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-subscriber"
-version = "0.2.6"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04a11b459109e38ff6e1b580bafef4142a11d44889f5d07424cbce2fd2a2a119"
+checksum = "c72c8cf3ec4ed69fef614d011a5ae4274537a8a8c59133558029bd731eb71659"
 dependencies = [
  "ansi_term",
  "chrono",

zebra-consensus/Cargo.toml

@@ -21,5 +21,5 @@ tokio = { version = "0.2.21", features = ["full"] }
 tracing = "0.1.15"
 tracing-error = "0.1.2"
 tracing-futures = "0.2"
-tracing-subscriber = "0.2.6"
+tracing-subscriber = "0.2.7"
 color-eyre = "0.5"

zebra-test/Cargo.toml

@@ -14,7 +14,7 @@ tower = "0.3.1"
 futures = "0.3.5"
 color-eyre = "0.5"
 tracing = "0.1.15"
-tracing-subscriber = "0.2.6"
+tracing-subscriber = "0.2.7"
 tracing-error = "0.1.2"
 
 [dev-dependencies]

zebrad/Cargo.toml

@@ -31,7 +31,7 @@ metrics = "0.12"
 zebra-chain = { path = "../zebra-chain" }
 zebra-network = { path = "../zebra-network" }
 zebra-state = { path = "../zebra-state" }
-tracing-subscriber = { version = "0.2.6", features = ["tracing-log"] }
+tracing-subscriber = { version = "0.2.7", features = ["tracing-log"] }
 tracing-error = "0.1.2"
 color-eyre = "0.5"
 zebra-consensus = { path = "../zebra-consensus/" }