Remove unused dependency

Cargo.lock

@@ -338,7 +338,6 @@ dependencies = [
  "tokio",
  "tracing",
  "tracing-actix-web",
- "tracing-bunyan-formatter",
  "tracing-log",
  "tracing-subscriber",
  "uuid",
@@ -561,16 +560,6 @@ dependencies = [
  "version_check",
 ]
 
-[[package]]
-name = "gethostname"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e692e296bfac1d2533ef168d0b60ff5897b8b70a4009276834014dd8924cc028"
-dependencies = [
- "libc",
- "winapi",
-]
-
 [[package]]
 name = "getrandom"
 version = "0.2.3"
@@ -1539,23 +1528,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "tracing-bunyan-formatter"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1cb2ad6aa9b1c637d84c54db002275bbf72a7f3c6fed80f8b33f5af0c39027e9"
-dependencies = [
- "gethostname",
- "log",
- "serde",
- "serde_json",
- "time 0.3.5",
- "tracing",
- "tracing-core",
- "tracing-log",
- "tracing-subscriber",
-]
-
 [[package]]
 name = "tracing-core"
 version = "0.1.21"